Dictionary

dichotomous key

dichotomous key

noun

Definition of DICHOTOMOUS KEY

:  a key for the identification of organisms based on a series of choices between alternative characters

First Known Use of DICHOTOMOUS KEY

circa 1889

Other Biology Terms

autochthonous, fecund, homunculus, phylogeny, substrate

dichotomous key

noun    (Medical Dictionary)

Medical Definition of DICHOTOMOUS KEY

:  a key for the identification of organisms based on a series of choices between alternative characters

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