/ Thesaurus / S Synonyms of sine wave Find synonyms for: Noun1. sine wave, wave, undulationusage: a wave whose waveform resembles a sine curveWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language