/ Dictionary / Index S subspecific: Meaning and Definition of Find definitions for: sub•spe•cif•ic Pronunciation: (sub"spu-sif'ik), [key] — adj. of, pertaining to, or of the nature of a subspecies. less than specific. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. subspecies subst. Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language