/ Dictionary / Index H harvester: Meaning and Definition of Find definitions for: har•ves•ter Pronunciation: (här'vu-stur), [key] — n. a person who harvests; reaper. any of various farm machines for harvesting field crops. an orange-brown butterfly, Feniseca tarquinius, the larvae of which are predacious on aphids. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: harvester (Thesaurus) harvest harvester ant Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language