b   (TTS Sound)

The noun b has 7 senses

• bacillus, B -- (aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil)


• B-complex vitamin, B complex, vitamin B complex, vitamin B, B vitamin, B -- (originally thought to be a single vitamin but now separated into several B vitamins)


• boron, B, atomic number 5 -- (a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder)


• Bel, B -- (a logarithmic unit of sound intensity equal to 10 decibels)


• barn, b -- ((physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter)


• B, b -- (the 2nd letter of the Roman alphabet)


• B, type B, group B -- (the blood group whose red cells carry the B antigen)