/ Dictionary / Index P plastometer: Meaning and Definition of Find definitions for: plas•tom•e•ter Pronunciation: (pla-stom'i-tur), [key] — n. an instrument for measuring the plasticity of a substance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plastisol plastoquinone Related Content Daily Word Quiz: confectionery Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language