/ Dictionary / Index S sphingid: Meaning and Definition of Find definitions for: sphin•gid Pronunciation: (sfin'jid), [key] — n. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sphingid (Thesaurus) sphincter sphingomyelin 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