/ Dictionary / Index A aquaplane: Meaning and Definition of Find definitions for: aq•ua•plane Pronunciation: (ak'wu-plān", ä'kwu-), [key] — n., v., -planed, -plan•ing. —n. a board that skims over water when towed at high speed by a motorboat, used to carry a rider in aquatic sports. —v.i. to ride an aquaplane. hydroplane (def. 7). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aquaplane (Thesaurus) aquanaut aqua pura 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