/ Dictionary / Index P plastotype: Meaning and Definition of Find definitions for: plas•to•type Pronunciation: (plas'tu-tīp"), [key] — n. a casting of a type specimen, esp. of a fossil. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plastoquinone plastral Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language