/ Dictionary / Index P pecten: Meaning and Definition of Find definitions for: pec•ten Pronunciation: (pek'tun), [key] — pl. -tens, -ti•nes a comblike part or process. a pigmented vascular membrane with parallel folds suggesting the teeth of a comb, projecting into the vitreous humor of the eye in birds and reptiles. any bivalve mollusk of the genus Pecten; scallop. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pectate pectic Related Content Daily Word Quiz: modify Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language