tangent

noun

/ˈtændʒənt/

Idioms

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enlarge image
(geometry) a straight line that touches the outside of a curve but does not cross it
- The cart track branches off at a tangent.
Topics Maths and measurementc2
(abbreviation tan)
(mathematics) the ratio of the length of the side opposite an angle in a right-angled triangle to the length of the side next to it compare cosine, sineTopics Maths and measurementc2

Word Originlate 16th cent. (in sense (2) and as an adjective): from Latin tangent- ‘touching’, from the verb tangere.

Idioms

fly/go off at a tangent (British English)

(North American English go off on a tangent)

(informal) to suddenly start saying or doing something that does not seem to be connected to what has gone before
- He never sticks to the point but keeps going off at a tangent.
- Laura’s mind went off at a tangent.

单词	tangent
释义	tangent noun /ˈtændʒənt/ /ˈtændʒənt/ Idioms jump to other results enlarge image (geometry) a straight line that touches the outside of a curve but does not cross it The cart track branches off at a tangent. Topics Maths and measurementc2 (abbreviation tan) (mathematics) the ratio of the length of the side opposite an angle in a right-angled triangle to the length of the side next to it compare cosine, sineTopics Maths and measurementc2 Word Originlate 16th cent. (in sense (2) and as an adjective): from Latin tangent- ‘touching’, from the verb tangere. Idioms fly/go off at a tangent (British English) (North American English go off on a tangent) (informal) to suddenly start saying or doing something that does not seem to be connected to what has gone before He never sticks to the point but keeps going off at a tangent. Laura’s mind went off at a tangent.
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