WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / C / cosine cosine noun /koʊsaɪn/ 2 syllables 6 letters Scrabble 8 WWF 10 Definitions noun ratio of the adjacent side to the hypotenuse of a right-angled triangle cos Look “cosine” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →