Dictionary

probiotic

noun pro·bi·ot·ic \prō-bī-ˈä-tik, -bē-ˈä-\

Definition of PROBIOTIC

:  a preparation (as a dietary supplement) containing live bacteria (as lactobacilli) that is taken orally to restore beneficial bacteria to the body; also :  a bacterium of such a preparation
probiotic adjective

Origin of PROBIOTIC

2pro- + -biotic (as in antibiotic)
First Known Use: 1951
Medical Dictionary

probiotic

noun pro·bi·ot·ic \prō-bī-ˈät-ik, -bē-\

Medical Definition of PROBIOTIC

:  a preparation (as a dietary supplement) containing live bacteria (as lactobacilli) that is taken orally to restore beneficial bacteria to the body; also :  a bacterium in such a preparation
probiotic adjective

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