B, n.
aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil
<noun.animal>
B bacillus
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hypernym
member holonym
hyponym
the blood group whose red cells carry the B antigen
<noun.body>
B group B type B
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the 2nd letter of the Roman alphabet
<noun.communication>
B b
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member holonym
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a logarithmic unit of sound intensity equal to 10 decibels
<noun.quantity>
B Bel
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a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
<noun.substance>
B atomic number 5 boron
originally thought to be a single vitamin but now separated into several B vitamins
<noun.substance>
B B complex B vitamin B-complex vitamin vitamin B vitamin B complex
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choline
inositol
pantothenic acid, pantothen
thiamin, vitamin B1, thiamine, aneurin, antiberiberi factor
vitamin B12, cobalamin, cyanocobalamin, antipernicious anemia factor
riboflavin, vitamin B2, vitamin G, lactoflavin, ovoflavin, hepatoflavin
vitamin B6, pyridoxine, pyridoxal, pyridoxamine, adermin
vitamin Bc, vitamin M, folate, folic acid, folacin, pteroylglutamic acid, pteroylmonoglutamic acid
niacin, nicotinic acid
biotin, vitamin H
hypernym