/ Dictionary / Index G groundplot: Meaning and Definition of Find definitions for: ground•plot Pronunciation: (ground'plot"), [key] — n. a method for obtaining the position of an aircraft by multiplying its groundspeed by its time in flight and marking off the product with respect to its starting position. See(def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ground plate ground plum 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