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Definition of trigonometric adjective from the Oxford Advanced Learner's Dictionary

trigonometric

adjective

/ˌtrɪɡənəˈmetrɪk/

/ˌtrɪɡənəˈmetrɪk/

(also trigonometrical

/ˌtrɪɡənəˈmetrɪkl/

/ˌtrɪɡənəˈmetrɪkl/

)

(mathematics)

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connected with the type of mathematics that deals with the relationship between the sides and angles of triangles

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