triangle

noun

/ˈtraɪæŋɡl/

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a flat shape with three straight sides and three angles; a thing in the shape of a triangle
- Cut the sandwiches into triangles.
see also equilateral triangle, isosceles triangle, right-angled triangle, right triangle, scalene triangle, warning triangle
Extra Examples
- Use your protractor to construct an equilateral triangle.
- a large region resembling an inverted triangle
Topics Colours and Shapesb2
Oxford Collocations Dictionary
adjective
- equilateral
- isosceles
- right
- …
verb + triangle
- construct
- draw
- form
- …
phrases
- the apex of a triangle
See full entry
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a simple musical instrument that consists of a long piece of metal bent into the shape of a triangle, that you hit with another piece of metalTopics Musicc2
a situation involving three people in a complicated relationship
- the romantic triangle at the centre of the novel
see also eternal triangle, love triangle
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(North American English)
(British English set square)
an instrument for drawing straight lines and angles, made from a flat piece of plastic or metal in the shape of a triangle with one angle of 90°

Word Originlate Middle English: from Old French triangle or Latin triangulum, neuter of triangulus ‘three-cornered’ (see tri- and the noun angle).

单词	triangle
释义	triangle noun /ˈtraɪæŋɡl/ /ˈtraɪæŋɡl/ jump to other results enlarge image a flat shape with three straight sides and three angles; a thing in the shape of a triangle Cut the sandwiches into triangles. see also equilateral triangle, isosceles triangle, right-angled triangle, right triangle, scalene triangle, warning triangle Extra Examples Use your protractor to construct an equilateral triangle. a large region resembling an inverted triangle Topics Colours and Shapesb2 Oxford Collocations Dictionaryadjective equilateral isosceles right … verb + triangle construct draw form … phrases the apex of a triangle See full entry enlarge image a simple musical instrument that consists of a long piece of metal bent into the shape of a triangle, that you hit with another piece of metalTopics Musicc2 a situation involving three people in a complicated relationship the romantic triangle at the centre of the novel see also eternal triangle, love triangle enlarge image (North American English) (British English set square) an instrument for drawing straight lines and angles, made from a flat piece of plastic or metal in the shape of a triangle with one angle of 90° Word Originlate Middle English: from Old French triangle or Latin triangulum, neuter of triangulus ‘three-cornered’ (see tri- and the noun angle).
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