SINE Antonyms There are 10 antonyms of the word sine. (opposite meanings)Did you mean?Definition of SINEAlso try opposite words for..sinsinessinfulsinlesssinewedBest Opposite Words For SINETop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1adjacentadjectiveadj2arcverb, nounv, n3cosecantnounn4cosineverb, noun, adjectivev, n, adj5cotangentnounn6hypotenusenounn7oppositenoun, adjectiven, adj8secantnounn9tangentnounn10vertexnounn Alternatives for ADJACENT Words (11)contiguousnearadjoiningneighboringcloseproximateborderingjuxtaposedabuttingconterminousnextPhrases (1)side by sideOpposite words for adjacent Alternatives for ARC Words (10)curvearchbowbendcrescentsemicirclearrowdischargesparkswoopPhrases (2)electric arcelectric dischargeOpposite words for arc Alternatives for COSECANT Words (1)cosecOpposite words for cosecant Alternatives for COSINE Words (1)cosOpposite words for cosine Alternatives for COTANGENT Words (1)cotanOpposite words for cotangent Alternatives for OPPOSITE Words (10)antonymcontrarydiametricdiametricalinverseopponentoppositionpairedpolarreversePhrases (2)face-to-faceopposite wordOpposite words for opposite Alternatives for SECANT Words (1)secOpposite words for secant