/ Dictionary / Index L Landsat: Meaning and Definition of Find definitions for: Land•sat Pronunciation: (land'sat"), [key] — n. a U.S. scientific satellite that studies and photographs the earth's surface by using remote-sensing techniques. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Landrum-Griffin Act landscape Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language