Definition of
B is the dictionary form of B'S Definition of B
B has definitions from the fields of biology,immunology,physics,acoustics,chemistry,nuclear physics
1
[ noun ] (immunology) the blood group whose red cells carry the B antigen

Synonyms

group_B type_B

2
[ noun ] (biology) aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil

Synonyms

bacilli bacillus

3
[ noun ] (chemistry) a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder

Synonyms

atomic_number_5 boron

4
[ noun ] originally thought to be a single vitamin but now separated into several B vitamins

Synonyms

B_vitamin B_complex vitamin_B vitamin_B_complex B-complex_vitamin

5
[ noun ] the 2nd letter of the Roman alphabet
6
[ noun ] (atomic or nuclear physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter

Synonyms

barn

7
[ noun ] (physics,acoustics) a logarithmic unit of sound intensity equal to 10 decibels

Synonyms

bel

*

Rhymes with

b.s b.'s bees bee's rabies hobbes hobbies

Phonetic and Homophones

B IY1 Z

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