/ Dictionary / Index P pelargonic acid: Meaning and Definition of Find definitions for: pel'argon'ic ac'id Pronunciation: [key] — Chem. Chem. a colorless, oily, water-immiscible liquid, CHO, occurring as an ester in a volatile oil in species of pelargonium: used chiefly in organic synthesis and in the manufacture of lacquers and plastics. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pelargonic pelargonium Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language