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单词 trigonometric
释义

trigonometricadj.

/ˌtrɪɡənəʊˈmɛtrɪk/
Etymology: < trigonometry n. + -ic suffix: perhaps through French trigonométrique (1719).
= trigonometrical adj.
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the world > relative properties > number > geometry > [adjective] > branches of > of trigonometry
sinical1593
trigonometrical1666
trigonometric1811
trig1862
1811 J. Pinkerton Petralogy I. 184 The mountains, on which their trigonometric operations had conducted them.
1862 C. P. Smyth Three Cities in Russia II. 186 The trigonometric operations require the observer..to be for long periods under canvass.
This entry has not yet been fully updated (first published 1914; most recently modified version published online June 2018).
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adj.1811
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更新时间:2025/1/12 4:11:17