Meaning of “trigonometry” in the English Dictionary

"trigonometry" in British English

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trigonometrynoun [ U ]

uk /ˌtrɪɡ.əˈnɒm.ə.tri/ us /ˌtrɪɡ.əˈnɑː.mə.tri/ informal trig

a type of mathematics that deals with the relationship between the angles and sides of triangles, used in measuring the height of buildings, mountains, etc.:

Trigonometry concerns the functions of angles, such as sine, cosine, and tangent.
trigonometric
adjective /ˌtrɪɡ.ə.nəˈmet.rik/ /ˌtrɪɡ.ə.nəˈmet.rik/

trigonometric functions

(Definition of “trigonometry” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"trigonometry" in American English

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trigonometrynoun [ U ]

us /ˌtrɪɡ·əˈnɑm·i·tri/ short form trig, /trɪɡ/

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

trigonometric
adjective

mathematics

a trigonometric function

(Definition of “trigonometry” from the Cambridge Academic Content Dictionary © Cambridge University Press)

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