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   English
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cotangent [ˌkəʊ'tændʒənt, ˌkoʊ-] n
math. kotangens
tech. kotangenta
 English thesaurus
cotangent [ˌkəʊ'tændʒənt, ˌkoʊ-] abbr.
abbr., mining. cotan
abbr., opt. cot
tech., abbr. ctg; ctn
cotangent: 2 phrases in 1 subject
Technology2