/ Thesaurus / C Synonyms of cross fertilise Find synonyms for: Verb1. cross-fertilize, cross-fertilise, change state, turnusage: undergo cross-fertilization; become fertile2. cross-fertilize, cross-fertilise, inseminate, fecundate, fertilize, fertiliseusage: cause to undergo cross-fertilization; "Mendel cross-fertilized different kinds of beans"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: candid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language