All Words Glossary

Glossary of Physiology Terms
beginning with letter H
Browse the Physiology Glossary
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 

habit Tweet Definition of habit Like Definition of habit on Facebook
  1. an action done on a regular basis.
It's become a of mine to have a cup of coffee after dinner.
  1. an action performed repeatedly and automatically, usually without awareness.
By force of , he dressed for work even though it was holiday.
  1. a long piece of clothing worn by monks and nuns.
It's interesting how Catholic and Buddhist monks both wear habits.
  1. a piece of clothing worn uniformly for a specific activity.
The new riding habits of the team looked smashing!.
  1. customary manner of dress.
    • 1719: w:Daniel Defoe, Daniel Defoe, w:Robinson Crusoe, Robinson Crusoe
    • : was always my fate to choose for the worse, so I did here; for having money in my pocket and good clothes upon my back, I would always go on board in the of a gentleman; and so I neither had any business in the ship, or learned to do any.
      1. an addiction.
      He has a 10-cigar .
hard Tweet Definition of hard Like Definition of hard on Facebook
  1. Resistant to pressure.
  2. Requiring a lot of effort to do or understand
a hard problem
  1. Demanding a lot of effort to endure.
a hard life
  1. (context, of a person) , severe, harsh, unfriendly, brutal.
  2. Unquestionable.
hard evidence
  1. Of drink, strong.
  2. Of water, high in dissolved calcium compounds.
  3. (context, slang, vulgar) Sexually aroused.
  4. (bodybuilding) Having muscles that are tightened as a result of intense, regular exercise.
adverb (harder, hardest)
  1. With much strength or energy
heal Tweet Definition of heal Like Definition of heal on Facebook
  1. (transitive) To make better; to revive, recover, or cure.
"This band-aid will your cut."
  1. (intransitive) To become better.
"Band-aids allow cuts to ."
health Tweet Definition of health Like Definition of health on Facebook
  1. The state of being free of physical or psychological disease, illness, or malfunction.
  2. Physical condition.
  3. Emotional condition.
  4. Well-being, wellness.
  5. A toast to prosperity.
Example: To your health!
hear Tweet Definition of hear Like Definition of hear on Facebook
verb (hears, hearing, heard)
  1. To perceive with the ear, without necessarily paying attention to it.
hearing Tweet Definition of hearing Like Definition of hearing on Facebook
noun (plural: hearings)
  1. The sense used to perceive sound.
My isn't what it used to be, but I still heard that noise.
  1. A proceeding at which discussions are heard.
There will be a public to discuss the new traffic light.
  1. A legal procedure done before a judge, without a jury, as with an evidentiary hearing.
  1. Able to hear.
Deaf people often must deal with people.
heartbeat Tweet Definition of heartbeat Like Definition of heartbeat on Facebook
  1. A rhythmic pulsation of the heart.
The policeman felt for a in vain
  1. A driving impulse or vital force.
Music is the of the people
  1. A very short space of time; an instant.
The ambulance arrived in a
  1. (computing) A periodic signal generated by hardware or software to indicate normal operation or to synchronize other parts of a system.
heave Tweet Definition of heave Like Definition of heave on Facebook
  1. An effort to raise something, as a weight, or one's self, or to move something heavy.
  2. An upward motion; a rising; a swell or distention, as of the breast in difficult breathing, of the waves, of the earth in an earthquake, and the like.
  3. A horizontal dislocation in a metallic lode, taking place at an intersection with another lode.
  4. (nautical) The measure of extent to which a nautical vessel goes up and down in a short period of time. Compare with pitch.
verb (heaves, heaving, heaved or, nautical, hove, heaved or, nautical hove)
  1. (context, transitive, archaic) To lift (generally); to raise, or cause to move upwards or forwards.
  2. (transitive) To lift with difficulty; to raise with some effort; to lift (a heavy thing).
We heaved the chest-of-doors on to the second-floor landing.
  1. (context, transitive, mining, geology) To displace (a vein, stratum).
  2. (context, transitive, now, _, rare) To cause to swell or rise, especially in repeated exertions.
The wind heaved the waves.
  1. (intransitive) To rise and fall.
Her chest heaved with emotion.
  1. (transitive) To utter with effort.
She heaved a sigh and stared out of the window.
  1. (context, transitive, now, _, nautical) To throw, cast.
The cap'n hove the body overboard.
  1. (context, transitive, nautical) To pull up with a rope or cable.
Heave up the anchor there, boys!
  1. (intransitive) To make an effort to vomit; to retch.
The smell of the old cheese was enough to make you heave.
histamine Tweet Definition of histamine Like Definition of histamine on Facebook
  1. (biochemistry) An amine, C5H9N3, formed by decarboxylation of histidine, that causes dilatation of capillaries, contraction of smooth muscle, and stimulation of gastric acid secretion; it is released during allergic reactions.
    • 2001: The intake of food triggers a release of , which activates the acid-secreting cells. " Leslie Iversen, Drugs: A Very Short Introduction (Oxford 2001, p. 46)
homeostasis Tweet Definition of homeostasis Like Definition of homeostasis on Facebook
noun (homeostases)
  1. The ability of a system or living organism to adjust its internal environment to maintain a stable equilibrium; such as the ability of warm-blooded animals to maintain a constant temperature.
  2. Such a dynamic equilibrium or balance.
humor Tweet Definition of humor Like Definition of humor on Facebook
  1. (uncountable) Something funny, e.g. a joke, satire, or parody.
He treated the sensitive subject with enough that no one was offended.
  1. (archaic) Four fluids (blood, yellow bile, black bile and phlegm) that were believed to control the health and mood of the human body.
M. Le Page Du Pratz, History of Louisisana (PG), p. 40
: For some days a fistula lacrymalis had come into my left eye, which discharged an humour, when pressed, that portended danger.
  1. (uncountable) A mood, especially a bad mood.
He was in a particularly vile that afternoon.
  1. (medicine) Either of the two regions of liquid within the eyeball, the aqueous humour and vitreous humour.
  1. (transitive): To pacify by indulge, indulging.
I know you don't believe my story, but me for a minute and imagine it to be true.
hyperextension Tweet Definition of hyperextension Like Definition of hyperextension on Facebook
  1. the extension of a joint beyond its normal range; the condition of being hyperextended
hypertonic Tweet Definition of hypertonic Like Definition of hypertonic on Facebook
  1. (context, of a solution) having a greater osmotic pressure than another
  2. (anatomy) having a very high muscular tension; spastic
hyperventilation Tweet Definition of hyperventilation Like Definition of hyperventilation on Facebook
  1. (medicine) the state of breathing faster or deeper than necessary

Browse the Dictionary

  Words Starting With:
  Words Ending With:
  Words Containing:
  Words That Match:

 Translate Into:
Dutch   French   German
Italian   Spanish
    Show results per page.

Allwords Copyright 1998-2019 All rights reserved.