/ Dictionary / Index S specimen: Meaning and Definition of Find definitions for: spec•i•men Pronunciation: (spes'u-mun), [key] — n. a part or an individual taken as exemplifying a whole mass or number; a typical animal, plant, mineral, part, etc. (in medicine, microbiology, etc.) a sample of a substance or material for examination or study: a urine specimen; a tissue specimen. a particular or peculiar kind of person. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: specimen (Thesaurus) specify specimen plant, Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language