/ Dictionary / Index S sericeous: Meaning and Definition of Find definitions for: se•ri•ceous Pronunciation: (si-rish'us), [key] — adj. silky. covered with silky down, as a leaf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sericeous (Thesaurus) sericate sericin 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