/ Dictionary / Index A aq. comm.: Meaning and Definition of Find definitions for: aq. comm. Pronunciation: [key] (in prescriptions) common water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aq. bull. aq. dest. Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language