Medical Dictionary

prebiotic

adj pre·bi·ot·ic \-bī-ˈät-ik\

Medical Definition of PREBIOTIC

:  of, relating to, or being chemical or environmental precursors of the origin of life <prebiotic molecules>; also :  existing or occurring before the origin of life <prebiotic conditions>
pre·bi·ot·ic·al·ly \-i-k(ə-)lē\ adverb

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