/ Dictionary / Index P plectrum: Meaning and Definition of Find definitions for: plec•trum Pronunciation: (plek'trum), [key] — pl. -tra -trums. a small piece of plastic, metal, ivory, etc., for plucking the strings of a guitar, lyre, mandolin, etc. an anatomical part resembling a plectrum in shape. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: plectrum (Thesaurus) plectron pled Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language