/ Thesaurus / E Synonyms of el nino Find synonyms for: Noun1. El Nino, ocean currentusage: (oceanography) a warm ocean current that flows along the equator from the date line and south off the coast of Ecuador at Christmas time2. El Ninousage: the Christ childWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language