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Glossary of Physiology Terms
beginning with letter S
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saliva Tweet Definition of saliva Like Definition of saliva on Facebook
noun (pl=salivae)
  1. (physiology) A clear, slightly alkaline liquid secreted into the mouth by the salivary glands and mucous glands, consisting of water, mucin, protein, and enzymes, It moistens the mouth, lubricates ingested food, and begins the breakdown of starches.
salivate Tweet Definition of salivate Like Definition of salivate on Facebook
verb (salivat, ing)
  1. (intransitive) To produce saliva.
  2. (intransitive) To show eager anticipation at the expectation of something.
He's been salivating over the latest model sports car for awhile now.
sand Tweet Definition of sand Like Definition of sand on Facebook
  1. Rock that is ground more finely than gravel, but is not as fine as silt (more formally, see w:Grain_size, grain sizes chart), forming beaches and deserts and also used in construction. Sand may be blown around by the wind; gravel is too heavy, and silt (on beaches) does not usually have time to dry out between tides.
  2. (often in plural sands) a beach or other expanse of sand.
  3. (obsolete) Personal courage (used before or around 1920s)
  4. A light beige colour, like that of typical sand.
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adjective (no (compar) or (superl))
  1. Of a light beige colour, like that of typical sand.
sanguine Tweet Definition of sanguine Like Definition of sanguine on Facebook
  1. (color) Blood colour; red.
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  1. BC3F4A?" width="80">&nbsp; </td></tr></table>
    1. Anything of a blood-red color, as cloth.
    2. bloodstone, Bloodstone.
    3. Red crayon. See the Note under Crayon, 1.
verb (sanguin, ing)
  1. To stain with blood; to impart the color of blood to; to ensanguine.
  1. (colour) Having the colour of blood; red.
  2. Characterized by abundance and active circulation of blood.
a bodily temperament
  1. Warm; ardent.
a temper
  1. Anticipating the best; not despondent; confident; full of hope
of success
  1. (obsolete) irresponsibly mirthful; indulgent in pleasure to the exclusion of important matters
scent Tweet Definition of scent Like Definition of scent on Facebook
  1. an odour or smell, especially one left by an animal being hunted by hounds.
  2. something with a strong odour.
the scent of flowers
the scent of a skunk
  1. perfume.
  2. (figuratively) any trail or trace that can be followed to find something or someone.
verb (scents, scenting, scented)
  1. to detect the scent of
The hounds scented the fox in the woods.
  1. to impart an odour to
Scent the air with burning sage before you begin your meditation.
scurfy Tweet Definition of scurfy Like Definition of scurfy on Facebook
  1. covered with scurf
sebaceous Tweet Definition of sebaceous Like Definition of sebaceous on Facebook
  1. of or relating to fat, sebum
  2. ooze, oozing fat
sebum Tweet Definition of sebum Like Definition of sebum on Facebook
  1. (physiology) A thick oily substance, secreted by the sebaceous glands of the skin, that consists of fat, keratin and cellular debris.
secrete Tweet Definition of secrete Like Definition of secrete on Facebook
verb (secret, ing)
  1. (physiology) Of organs: to produce and emit (bodily fluids).
secretion Tweet Definition of secretion Like Definition of secretion on Facebook
  1. Any substance that is secreted by an organism.
  2. The act of secreting a substance, especially from a gland
  3. The act of hiding something
secretive Tweet Definition of secretive Like Definition of secretive on Facebook
  1. Having an inclination to secrecy
seed Tweet Definition of seed Like Definition of seed on Facebook
  1. (countable) A fertilized grain, initially encased in a fruit, which may grow into a mature plant.
If you plant a in the spring, you may have a pleasant surprise in the autumn.
  1. (context, countable, botany) A fertilized ovule, containing an embryonic plant.
  2. (uncountable) An amount of fertilized grain that cannot be readily counted.
The entire field was covered with geese eating the freshly sown .
  1. (uncountable) Semen.
Sometimes a man may feel encouraged to spread his before he settles down to raise a family.
  1. (countable) A precursor.
The of an idea. Which idea was the (idea)?
  1. (countable) The initial state, condition or position of a changing, growing or developing process; the ultimate precusor in a defined chain of precusors.
  1. The initial position of a competitor or team in a tournament. (seed position)
  2. The team with the best regular season record receives the top in the conference tournament.
  3. The competitor or team occupying a given seed. (seed position)
  4. The rookie was a surprising top .
  5. Initialization state of a Wikipedia:Pseudorandom number generator, pseudorandom number generator (PRNG). (seed number)
  6. If you use the same you will get exactly the same pattern of numbers.
  7. Commercial message in a creative format placed on relevant sites on the Internet. (seed idea or seed message)
  8. The latest has attracted a lot of users in our online community.
  1. (transitive) To plant or sow an area with seeds.
I seeded my lawn with bluegrass.
  1. (transitive) To start; to provide, assign or determine the initial resources for, position of, state of.
A venture captialist seeds young companies.
The tournament coordinator will the starting lineup with the best competitors from the qualifying round.
This marketing company successfully seeds viral campaigns using wikipedia:media meshing, media meshing.
The programmer seeds fresh, uncorrupted data into the database before running unit tests.''
  1. Held in reserve for future growth.
Don't eat your corn
  1. First. The initial state, condition or position of a changing, growing or developing process; the ultimate precusor in a defined chain of precusors.
What was the number that initiated the sequence of values?
The qualifying match determines the position one will have in the final competition.
  1. A precursor, especially in a process without a defined initial state.
What was the idea behind your scheme?
Use your profits as money for your next venture.
semen Tweet Definition of semen Like Definition of semen on Facebook
  1. The fluid, produced in male reproductive organs of an animal, that contains the reproductive cells.
sensation Tweet Definition of sensation Like Definition of sensation on Facebook
  1. A physical feeling or perception from something that comes into contact with the body; something sensed.
  2. A widespread reaction of interest or excitement.
sense Tweet Definition of sense Like Definition of sense on Facebook
  1. One of the methods for a living being to gather data about the world; sight, smell, hearing, touch, taste.
  2. A general conscious awareness.
a sense of security
  1. Sound practical judgment, as in common sense
  2. The meaning, reason, or value of something.
You don"t make any sense.
  1. A natural appreciation or ability
A keen musical sense
  1. (Pragmatics) The way that a referent is presented.
  2. (Semantics) A single conventional use of a word. I.e., one of the entries for a word in a dictionary.
verb (senses, sensing, sensed)
  1. To use biological senses: to either smell, watch, taste, hear or feel.
  2. To instinctively be aware.
She immediately sensed her disdain.
  1. To comprehend.
sensitive Tweet Definition of sensitive Like Definition of sensitive on Facebook
  1. responsive, Responsive to stimuli.
  2. Of a person, easily offended, upset or hurt.
My friend Max is very , he cried today because of the bad news.
  1. Accurate (instrument)
sensory Tweet Definition of sensory Like Definition of sensory on Facebook
  1. Of the senses or sensation.
serous Tweet Definition of serous Like Definition of serous on Facebook
  1. Containing, secreting, or resembling serum; watery.
setpoint Tweet Definition of setpoint Like Definition of setpoint on Facebook
  1. The command signal or value which is fed into a controller to establish the target or desired position or state of the controlled device or process.
shock Tweet Definition of shock Like Definition of shock on Facebook
  1. Sudden, heavy impact.
  2. Something so surprising that it is stunning.
  3. More fully electric shock, a sudden burst of electric energy, hitting an animate animal such as a human.
  4. (pathology) A life-threatening medical emergency characterized by the inability of the circulatory system to supply enough oxygen to meet tissue requirements.
  5. A tuft or bunch of something (ie - hair, grass)
  1. Caused to be emotionally shocked.
  2. Give an electric shock.
sight Tweet Definition of sight Like Definition of sight on Facebook
  1. the ability to see
  2. something seen
    • 2005, w:Plato, Plato, Sophist. Translation by Lesley Brown. w:Stephanus pagination, 236d.
    • : He's a really remarkable mean and it's very hard to get him in one's sights;
      1. something worth seeing
      2. a device used in aiming a projectile, through which the person aiming looks at the intended target
  1. (transitive) to visually register
  2. (transitive) to get sight of (something)
  3. (transitive) to take aim at
slaver Tweet Definition of slaver Like Definition of slaver on Facebook
  1. a person engaged in the slave trade
  2. white slaver, who sells prostitutes into illegal 'sex slavery'
  3. (nautical) a ship used to transport slaves
verb to slaver
  1. to drool saliva from the mouth; to slobber
  2. to fawn
sleep Tweet Definition of sleep Like Definition of sleep on Facebook
  1. (uncountable) The state of reduced consciousness during which a human or animal rests in a daily rhythm.
I really need some .
  1. (countable) (informal) An act or instance of sleeping.
I"m just going to have a quick .
  1. (uncountable) A substance found in the corner of the eyes after waking, whether real or a figurative objectification of sleep (in the sense of reduced consciousness).
Wipe the from your eyes.
verb (sleeps, sleeping, slept)
  1. (intransitive) To rest in a state of reduced consciousness.
You should 8 hours a day.
  1. (transitive) To accommodate in beds.
This caravan can up to four people.
sleeper Tweet Definition of sleeper Like Definition of sleeper on Facebook
  1. (countable) Someone who sleeps.
  2. (countable) A saboteur or terrorist who lives unobtrusively in a community until activated by a prearranged signal; may be part of a sleeper cell.
  3. (countable) A railroad sleeping car.
  4. (countable)(context, rail transport, UK) A horizontal wooden or concrete structural member that supports and ties together railway lines.
    1. Something that achieves unexpected success after an interval of time.
    2. (countable) A goby-like bottom-feeding freshwater fish of the family Odontobutidae. Also "sleeper goby."
    3. (clothing) A type of pajamas, pajama for a person, especially a child, that covers its whole body, including their feet.
    Aaron, Devin, Ryan H., Cody, Ryan O., Wade, Lisa and Laura looked so comfy in their sleepers.
    1. A structural beam in a floor running perpendicular to both the joist, joists beneath and floorboard, floorboards above.
sleeping Tweet Definition of sleeping Like Definition of sleeping on Facebook
noun (A verbal noun of the verb sleep)
  1. the state or act of being asleep.
  1. (present participle of, sleep)
  1. asleep
  2. used for sleep; used to produce sleep.
sleepwalking Tweet Definition of sleepwalking Like Definition of sleepwalking on Facebook
  1. The act of walking while not conscious or aware of it.
  1. (present participle of, sleepwalk)
slobber Tweet Definition of slobber Like Definition of slobber on Facebook
  1. Liquid material, generally saliva, that dribbles or drools outward and downward from the mouth.
There was dried slobber on his coat lapel.
  1. To emit saliva or intaken but not yet swallowed liquid to run from one's mouth. To drool.
All babies slobber.
slumber Tweet Definition of slumber Like Definition of slumber on Facebook
  1. a very light state of sleep, almost awake
smegma Tweet Definition of smegma Like Definition of smegma on Facebook
  1. A whitish sebaceous secretion that collects between the glans penis and foreskin or in the vulva.
smell Tweet Definition of smell Like Definition of smell on Facebook
  1. A sensation, pleasant or unpleasant, detected by inhaling air (or, the case of water-breathing animals, water) carrying airborne molecules of a substance.
I love the of fresh bread.
  1. (physiology) The sense that detects smells.
verb (smells, smelling, smelled or smelt)
  1. (transitive) To sense a smell or smells.
I can fresh bread.
Smell the milk and tell me whether it's gone off.
  1. (context, transitive, followed by like or of) To have the smell (of).
His feet of cheese.
The bum smelt like a brewery.
  1. (intransitive) To have a particular smell, whether good or bad.
The roses lovely.
sneeze Tweet Definition of sneeze Like Definition of sneeze on Facebook
  1. An act of sneezing.
verb (sneez, ing)
  1. To expel air as a reflex induced by an irritation in the nose.
sniff Tweet Definition of sniff Like Definition of sniff on Facebook
  1. an instance of sniffing.
  1. to make a short, audible inhalation, through the nose, as if to smell something.
  2. to be dismissive or contemptuous of something.
sniffle Tweet Definition of sniffle Like Definition of sniffle on Facebook
  1. The act, or the sound of sniffling; the condition of having a runny or wet nose, as from a cold or allergies.
I sometimes have a during allergy season.
snivel Tweet Definition of snivel Like Definition of snivel on Facebook
  1. the act of snivelling
  2. nasal mucus; snot
  1. to breath heavily through the nose; to sniffle
  2. to whine or complain, whilst crying
snooze Tweet Definition of snooze Like Definition of snooze on Facebook
  1. A period of sleep; a nap.
The cat enjoys taking a on a sunny windowsill.
  1. Something boring.
The whole movie was a .
verb (snoozes, snoozing, snoozed) (intransitive)
  1. To sleep, especially briefly; to nap.
The boss caught him snoozing at his desk.
snuff Tweet Definition of snuff Like Definition of snuff on Facebook
  1. fine-ground smokeless tobacco, intended for use by being sniffed or snorted into the nose
  1. To inhale through the nose
  2. (slang) To be killed while engaged in sexual intercourse.
  1. Relating to death
snuffle Tweet Definition of snuffle Like Definition of snuffle on Facebook
  1. An act of snuffling; sniffing loudly
sodium pump Tweet Definition of sodium pump Like Definition of sodium pump on Facebook
  1. (biochemistry) the transport of sodium ions across biological membranes using the metabolic energy of ATP
somnambulate Tweet Definition of somnambulate Like Definition of somnambulate on Facebook
verb (somnambulat, ing)
  1. (intransitive) To walk while sleeping.
sperm Tweet Definition of sperm Like Definition of sperm on Facebook
noun (plural sperms or )
  1. (cytology) The reproductive cell or gamete of the male, the spermatozoon.
  2. The semen
sphygmomanometer Tweet Definition of sphygmomanometer Like Definition of sphygmomanometer on Facebook
  1. A device used to measure blood pressure.
spit Tweet Definition of spit Like Definition of spit on Facebook
  1. A rod on which meat is grilled (UK English) or broiled (US English).
  2. A narrow, pointed, usually sandy peninsula.
verb (spit, t, ed)
  1. To impale on a spit.
sputum Tweet Definition of sputum Like Definition of sputum on Facebook
noun (plural sputa)
  1. (physiology) Matter coughed up and expectorated from the mouth, composed of saliva and discharges from the respiratory passages such as mucus, phlegm or pus.
stool Tweet Definition of stool Like Definition of stool on Facebook
  1. A seat for one person without a back or armrest.
  2. A footstool.
  3. feces, Feces; excrement.
    • 'Usage notes: 'The word stool is preferred to fí¦ces and excrement in medical use.
      1. (archaic) A decoy.
stress Tweet Definition of stress Like Definition of stress on Facebook
noun (es, -)
  1. (context, countable, physics) The internal distribution of force per unit area (pressure) within a body reacting to applied forces which causes strain or deformation and is typically symbolised by Ï
  2. (context, countable, physics) externally applied to a body which cause internal stress within the body.
  3. (uncountable) Emotional pressure suffered by a human being or other animal.
  4. (context, uncountable, phonetics) The emphasis placed on a syllable of a word.
Some people put the on the first syllable of "controversy"; others put it on the second.
  1. (uncountable) Emphasis placed on words in speaking.
  2. (uncountable) Emphasis placed on a particular point in an argument or discussion (whether spoken or written).
verb (stresses, stressing, stressed)
  1. To apply force to (a body or structure) causing strain.
  2. To apply emotional pressure to (a person or animal).
  3. To emphasise (a syllable of a word).
"Emphasis" is stressed on the first syllable, but "emphatic" is stressed on the second.
  1. To emphasise (words in speaking).
  2. To emphasise (a point) in an argument or discussion.
I must that this information is given in strict confidence.
sudoriferous Tweet Definition of sudoriferous Like Definition of sudoriferous on Facebook
  1. sweaty or sweating
summation Tweet Definition of summation Like Definition of summation on Facebook
  1. A summarization.
  1. (math): An adding up of a series of items.
superfecundation Tweet Definition of superfecundation Like Definition of superfecundation on Facebook
  1. the fertilisation of two or more ova by sperm from separate acts of sexual intercourse, which can lead to twins with different fathers
superfetation Tweet Definition of superfetation Like Definition of superfetation on Facebook
  1. an excessive accumulation; a superfluous addition
  • 1857: These gentlemen were greatly astonished at Bovary's romantic ideas, and the pharmacist hurried in to say to him: "This velvet looks to me rather a superfetation. Besides, the expense..." " Gustave Flaubert, Madame Bovary (tr. Geoffrey Wall 1992).
suspended animation Tweet Definition of suspended animation Like Definition of suspended animation on Facebook
  1. A temporary cessation of breathing and consciousness resembling death; often the result of asphyxia.
  2. (science fiction) The deliberate slowing of the body's functions, sometimes by the use of cryonics, on long interstellar journeys.
swallow Tweet Definition of swallow Like Definition of swallow on Facebook
  1. (archaic) A deep chasm or abyss in the earth.
  2. The amount swallowed in one gulp; the act of swallowing.
He took the aspirin with a single of water.
  1. (transitive) To cause to pass from the mouth into the stomach.
Try not to too much toothpaste.
The duck swallowed the frog.
  1. (intransitive) To take food down into the stomach; to make the muscular contractions of the oesophagous which this entails.
I swallowed nervously, wondering who was outside the window.
  1. (transitive) To take in, to consume, to absorb or cause to disappear.
Any extra money will be swallowed up by the mortgage repayments.
  1. (transitive) To believe or accept.
I find his excuses a little hard to .
sweat Tweet Definition of sweat Like Definition of sweat on Facebook
  1. (physiology) Fluid that exits the body through pores in the skin usually due to physical stress and/or high temperature for the purpose of regulating body temperature and removing certain compounds from the circulation.
sweet Tweet Definition of sweet Like Definition of sweet on Facebook
  1. (uncountable) The basic taste sensation induced by sugar.
  2. (countable) A confection made from sugar, or high in sugar content.
  3. (countable) A food eaten for dessert.
Can we see the menu, please?
  1. sweetheart
adjective (er, est)
  1. Having a pleasant taste, especially one relating to the basic taste sensation induced by sugar.
  2. Having a taste of sugar.
  3. Containing a sweetening ingredient.
  4. (context, wine) Retaining a portion of sugar.
  5. Not having a salty taste.
  1. Having a pleasant smell.
a scent
  1. Not decaying, fermented, rancid, sour, spoiled, or stale.
  1. Having a pleasant sound.
a tune
a voice
  1. Having a pleasing disposition.
a child
  1. Having a helpful disposition.
It was of him to help out.
  1. Free from excessive unwanted substances like acid or sulphur.
crude oil
  1. (colloquial) very good
  1. In a sweet manner.
sympathy Tweet Definition of sympathy Like Definition of sympathy on Facebook
noun (sympath, ies)
  1. A feeling of pity or sorrow for the suffering or distress of another; compassion.
  2. The ability to share the feelings of another; empathy.
  3. (context, psychology) A mutual relationship between people such that they are correspondingly affected by any condition.
  4. (context, physiology) A mutual relationship between organs such that a condition of one part causes an effect in the other.
synergy Tweet Definition of synergy Like Definition of synergy on Facebook
noun (synerg, ies)
  1. behavior, Behavior of a system that cannot be predicted by the behavior of its parts.
<!--same as definition above:
  1. (w:General Systems Theory, general systems theory): Behavior of whole systems unpredicted by the behavior of their parts taken separately.
  2. Behavior of integral, aggregate, whole systems unpredicted by behaviors of any of their components or subassembly, subassemblies of their components taken separately from the whole. (R. Buckminster Fuller, Synergetics)-->
  3. (context, medicine) Combined action; the combined healthy action of every organ of a particular system; as, the digestive synergy.
  4. The result of combine, combining two different groups, people, objects or processes.
synovia Tweet Definition of synovia Like Definition of synovia on Facebook
noun , plural of synovium
  1. (uncountable) (anatomy) The lubricating fluid secreted by the synovium of a joint or other such structure.
systole Tweet Definition of systole Like Definition of systole on Facebook
  1. (physiology) the rhythmic contractions of the heart, by which blood is driven through the arteries
  • 1974: There is no essential virtue in comfort. To be relaxed is good if it is part of a process of and diastole. Relaxation comes between phases of tenseness. " Anthony Burgess, The Clockwork Testament

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