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Glossary of Medical Terms
beginning with letter B
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BAC Tweet Definition of BAC Like Definition of BAC on Facebook
initialism 
  1. Blood Alcohol Content
  2. born-again, Born-again Christian
     
balneology Tweet Definition of balneology Like Definition of balneology on Facebook
noun 
  1. the study of baths and bathing, especially therapeutic bathing
     
bandage Tweet Definition of bandage Like Definition of bandage on Facebook
noun 
  1. A strip of gauze or similar material used to protect or support a wound or injury.
    • 1883: w:Robert Louis Stevenson, Robert Louis Stevenson, w:Treasure Island, Treasure Island
    • : ...he was deadly pale, and the blood-stained round his head told that he had recently been wounded, and still more recently dressed.
      1. A strip of cloth bound round the head and eyes as a blindfold.
    • 1844: Alexander Dumas, The Count of Monte Cristo http://en.wikisource.org/wiki/The_Count_of_Monte_Cristo/Chapter_75
      ...the president informed him that one of the conditions of his introduction was that he should be eternally ignorant of the place of meeting, and that he would allow his eyes to be bandaged, swearing that he would not endeavor to take off the .
verb (bandag, ing)
  1. To apply a bandage to something.
     
bariatrics Tweet Definition of bariatrics Like Definition of bariatrics on Facebook
noun 
  1. (medicine) The branch of medicine dealing with obesity and weight problems.
     
basal Tweet Definition of basal Like Definition of basal on Facebook
adjective 
  1. Relating to, or forming, the base, or point of origin.
  2. In a phylogenetic tree, being a group, or member of a group, which diverged early.
    Hittite is a Indo-European language.
    A magnolia is a angiosperm.
     
bind Tweet Definition of bind Like Definition of bind on Facebook
noun 
  1. A troublesome situation; a problem; a predicament or quandary.
verb (binds, binding, bound or rarely bounden)
  1. To connect
  2. To couple
  3. To put together in a cover, as of books
  4. (computing) to associate an identifier with a value; to associate a variable name with the content of a storage location
     
biomedicine Tweet Definition of biomedicine Like Definition of biomedicine on Facebook
noun 
  1. The application of biology and physiology to clinical medicine
  2. The branch of medicine that studies the effects of environmental stress on organisms (most often in space travel)
     
bionics Tweet Definition of bionics Like Definition of bionics on Facebook
noun 
  1. the design of engineering systems, especially electronic ones), based on that of biological systems
  2. biomimetics
     
biopsy Tweet Definition of biopsy Like Definition of biopsy on Facebook
noun (biopsies)
  1. The removal and examination of a sample of tissue from a living body for diagnostic purposes.
     
bioscopy Tweet Definition of bioscopy Like Definition of bioscopy on Facebook
noun 
  1. (medicine) the examination of a body to determine if it is alive or dead
     
birth Tweet Definition of birth Like Definition of birth on Facebook
noun 
  1. (uncountable) The process of childbearing.
  2. (countable) An instance of childbirth.
  3. (countable) A beginning or start; a point of origin.
  4. (uncountable) The circumstances of one's background, ancestry, or upbringing: of noble birth.
verb 
  1. (regional) To bear children or to give birth.
     
birthing Tweet Definition of birthing Like Definition of birthing on Facebook
noun 
  1. the act of giving birth
adjective 
  1. of, or relating to birth
     
bisexual Tweet Definition of bisexual Like Definition of bisexual on Facebook
noun 
  1. A person who is bisexual. Someone attracted to persons of either gender
adjective 
  1. (botany) A flower having both male and female parts. See perfect.
  2. (psychology) Sexually attracted to persons (but not only humans) of either sex.
  3. (rare) Hermaphroditic.
Midrash and Zohar present Adam as hermaphroditic or bisexual.
     
bleb Tweet Definition of bleb Like Definition of bleb on Facebook
noun 
  1. A large vesicle or bulla, usually containing a serous fluid; a blister
  2. A bubble, as in water, glass, etc.
     
bleed Tweet Definition of bleed Like Definition of bleed on Facebook
verb (bleeds, bleeding, bled)
  1. (intransitive) Of an animal, to lose blood through an injured blood vessel.
  2. To remove air bubbles from a pipe containing fluids.
     
bleeding Tweet Definition of bleeding Like Definition of bleeding on Facebook
noun 
  1. The flow or loss of blood from a damaged blood vessel.
Internal is often difficult to detect and can lead to death in a short time.
verb 
  1. (present participle of, bleed)
adjective 
  1. (British English, slang) extreme, outright.
     
blood test Tweet Definition of blood test Like Definition of blood test on Facebook
noun 
  1. a serologic analysis of a sample of blood
     
blood transfusion Tweet Definition of blood transfusion Like Definition of blood transfusion on Facebook
noun 
  1. The taking of blood from one individual and inserting it or blood-based products into the circulatory system of another.
     
brace Tweet Definition of brace Like Definition of brace on Facebook
noun 
  1. That which holds anything tightly or supports it firmly; a bandage or a prop.
  2. A cord, ligament, or rod, for producing or maintaining tension, as a cord on the side of a drum.
  3. The state of being braced or tight; tension.
  4. A piece of material used to transmit, or change the direction of, weight or pressure; any one of the pieces, in a frame or truss, which divide the structure into triangular parts. It may act as a tie, or as a strut, and serves to prevent distortion of the structure, and transverse strains in its members. A boiler brace is a diagonal stay, connecting the head with the shell.
  5. A vertical curved line ('{' or '}') connecting two or more words or lines, which are to be taken together; thus, boll, bowl; or, in music, used to connect staves.
  6. (nautical) A rope reeved through a block at the end of a yard, by which the yard is moved horizontally; also, a rudder gudgeon.
  7. A curved instrument or handle of iron or wood, for holding and turning bits, etc.; a bitstock.
  8. A pair; a couple; as, a brace of ducks; now rarely applied to persons, except familiarly or with some contempt.
  9. Harness; warlike preparation.
  10. Armor for the arm; vambrace.
  11. The mouth of a shaft.
  12. (usually plural) Straps or bands to sustain trousers; suspenders.
  13. (usually plural) A system of wires, brackets, and elastic bands used to correct crooked teeth.
verb to brace
  1. To prepare for something bad, as an impact or blow. All hands, brace for impact!
  1. (nautical) To swing round the yards of a square rigged ship, using braces, to present a more efficient sail surface to the direction of the wind
    1. To stop someone for questioning, usually said of police
    2. To confront with questions, demands or requests
     
breech birth Tweet Definition of breech birth Like Definition of breech birth on Facebook
noun (plural: breech births)
  1. A birth in which the baby comes through the birth canal posterior (buttocks), feet or knees first, instead of the more usual head first.
     
bronchoscope Tweet Definition of bronchoscope Like Definition of bronchoscope on Facebook
noun 
  1. a form of endoscope for inspecting the bronchial tubes
     
bruit Tweet Definition of bruit Like Definition of bruit on Facebook
verb 
  1. (obsolete) to echo
And the King's rouse the heaven shall again,
Re-speaking earthly thunder. - "Hamlet" by William Shakespeare, act 1 scene 2 lines 127-128
  1. (US, archaic Brit) to spread or disseminate a rumour etc.
  • 1997: Paranoid. Now he knew what it meant, this word that was bandied and bruited so easily, and he sensed the connections being made around him. " Don DeLillo?, Underworld
     
bun Tweet Definition of bun Like Definition of bun on Facebook
noun (plural: buns)
  1. A small bread roll, oftened sweetened or spiced.
  2. A tight roll of hair worn at the back of the head.
  3. (slang), : A drunken spree.
  4. (slang) (plural): The buttocks.
  5. (Internet): A n00b.
     
BAC Tweet Definition of BAC Like Definition of BAC on Facebook
initialism 
  1. Blood Alcohol Content
  2. born-again, Born-again Christian
     
balneology Tweet Definition of balneology Like Definition of balneology on Facebook
noun 
  1. the study of baths and bathing, especially therapeutic bathing
     
bandage Tweet Definition of bandage Like Definition of bandage on Facebook
noun 
  1. A strip of gauze or similar material used to protect or support a wound or injury.
    • 1883: w:Robert Louis Stevenson, Robert Louis Stevenson, w:Treasure Island, Treasure Island
    • : ...he was deadly pale, and the blood-stained round his head told that he had recently been wounded, and still more recently dressed.
      1. A strip of cloth bound round the head and eyes as a blindfold.
    • 1844: Alexander Dumas, The Count of Monte Cristo http://en.wikisource.org/wiki/The_Count_of_Monte_Cristo/Chapter_75
      ...the president informed him that one of the conditions of his introduction was that he should be eternally ignorant of the place of meeting, and that he would allow his eyes to be bandaged, swearing that he would not endeavor to take off the .
verb (bandag, ing)
  1. To apply a bandage to something.
     
bariatrics Tweet Definition of bariatrics Like Definition of bariatrics on Facebook
noun 
  1. (medicine) The branch of medicine dealing with obesity and weight problems.
     
basal Tweet Definition of basal Like Definition of basal on Facebook
adjective 
  1. Relating to, or forming, the base, or point of origin.
  2. In a phylogenetic tree, being a group, or member of a group, which diverged early.
    Hittite is a Indo-European language.
    A magnolia is a angiosperm.
     
bind Tweet Definition of bind Like Definition of bind on Facebook
noun 
  1. A troublesome situation; a problem; a predicament or quandary.
verb (binds, binding, bound or rarely bounden)
  1. To connect
  2. To couple
  3. To put together in a cover, as of books
  4. (computing) to associate an identifier with a value; to associate a variable name with the content of a storage location
     
biomedicine Tweet Definition of biomedicine Like Definition of biomedicine on Facebook
noun 
  1. The application of biology and physiology to clinical medicine
  2. The branch of medicine that studies the effects of environmental stress on organisms (most often in space travel)
     
bionics Tweet Definition of bionics Like Definition of bionics on Facebook
noun 
  1. the design of engineering systems, especially electronic ones), based on that of biological systems
  2. biomimetics
     
biopsy Tweet Definition of biopsy Like Definition of biopsy on Facebook
noun (biopsies)
  1. The removal and examination of a sample of tissue from a living body for diagnostic purposes.
     
bioscopy Tweet Definition of bioscopy Like Definition of bioscopy on Facebook
noun 
  1. (medicine) the examination of a body to determine if it is alive or dead
     
birth Tweet Definition of birth Like Definition of birth on Facebook
noun 
  1. (uncountable) The process of childbearing.
  2. (countable) An instance of childbirth.
  3. (countable) A beginning or start; a point of origin.
  4. (uncountable) The circumstances of one's background, ancestry, or upbringing: of noble birth.
verb 
  1. (regional) To bear children or to give birth.
     
birthing Tweet Definition of birthing Like Definition of birthing on Facebook
noun 
  1. the act of giving birth
adjective 
  1. of, or relating to birth
     
bisexual Tweet Definition of bisexual Like Definition of bisexual on Facebook
noun 
  1. A person who is bisexual. Someone attracted to persons of either gender
adjective 
  1. (botany) A flower having both male and female parts. See perfect.
  2. (psychology) Sexually attracted to persons (but not only humans) of either sex.
  3. (rare) Hermaphroditic.
Midrash and Zohar present Adam as hermaphroditic or bisexual.
     
bleb Tweet Definition of bleb Like Definition of bleb on Facebook
noun 
  1. A large vesicle or bulla, usually containing a serous fluid; a blister
  2. A bubble, as in water, glass, etc.
     
bleed Tweet Definition of bleed Like Definition of bleed on Facebook
verb (bleeds, bleeding, bled)
  1. (intransitive) Of an animal, to lose blood through an injured blood vessel.
  2. To remove air bubbles from a pipe containing fluids.
     
bleeding Tweet Definition of bleeding Like Definition of bleeding on Facebook
noun 
  1. The flow or loss of blood from a damaged blood vessel.
Internal is often difficult to detect and can lead to death in a short time.
verb 
  1. (present participle of, bleed)
adjective 
  1. (British English, slang) extreme, outright.
     
blood test Tweet Definition of blood test Like Definition of blood test on Facebook
noun 
  1. a serologic analysis of a sample of blood
     
blood transfusion Tweet Definition of blood transfusion Like Definition of blood transfusion on Facebook
noun 
  1. The taking of blood from one individual and inserting it or blood-based products into the circulatory system of another.
     
brace Tweet Definition of brace Like Definition of brace on Facebook
noun 
  1. That which holds anything tightly or supports it firmly; a bandage or a prop.
  2. A cord, ligament, or rod, for producing or maintaining tension, as a cord on the side of a drum.
  3. The state of being braced or tight; tension.
  4. A piece of material used to transmit, or change the direction of, weight or pressure; any one of the pieces, in a frame or truss, which divide the structure into triangular parts. It may act as a tie, or as a strut, and serves to prevent distortion of the structure, and transverse strains in its members. A boiler brace is a diagonal stay, connecting the head with the shell.
  5. A vertical curved line ('{' or '}') connecting two or more words or lines, which are to be taken together; thus, boll, bowl; or, in music, used to connect staves.
  6. (nautical) A rope reeved through a block at the end of a yard, by which the yard is moved horizontally; also, a rudder gudgeon.
  7. A curved instrument or handle of iron or wood, for holding and turning bits, etc.; a bitstock.
  8. A pair; a couple; as, a brace of ducks; now rarely applied to persons, except familiarly or with some contempt.
  9. Harness; warlike preparation.
  10. Armor for the arm; vambrace.
  11. The mouth of a shaft.
  12. (usually plural) Straps or bands to sustain trousers; suspenders.
  13. (usually plural) A system of wires, brackets, and elastic bands used to correct crooked teeth.
verb to brace
  1. To prepare for something bad, as an impact or blow. All hands, brace for impact!
  1. (nautical) To swing round the yards of a square rigged ship, using braces, to present a more efficient sail surface to the direction of the wind
    1. To stop someone for questioning, usually said of police
    2. To confront with questions, demands or requests
     
breech birth Tweet Definition of breech birth Like Definition of breech birth on Facebook
noun (plural: breech births)
  1. A birth in which the baby comes through the birth canal posterior (buttocks), feet or knees first, instead of the more usual head first.
     
bronchoscope Tweet Definition of bronchoscope Like Definition of bronchoscope on Facebook
noun 
  1. a form of endoscope for inspecting the bronchial tubes
     
bruit Tweet Definition of bruit Like Definition of bruit on Facebook
verb 
  1. (obsolete) to echo
And the King's rouse the heaven shall again,
Re-speaking earthly thunder. - "Hamlet" by William Shakespeare, act 1 scene 2 lines 127-128
  1. (US, archaic Brit) to spread or disseminate a rumour etc.
  • 1997: Paranoid. Now he knew what it meant, this word that was bandied and bruited so easily, and he sensed the connections being made around him. " Don DeLillo?, Underworld
     
bun Tweet Definition of bun Like Definition of bun on Facebook
noun (plural: buns)
  1. A small bread roll, oftened sweetened or spiced.
  2. A tight roll of hair worn at the back of the head.
  3. (slang), : A drunken spree.
  4. (slang) (plural): The buttocks.
  5. (Internet): A n00b.
     

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