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TOEFL IELTS BNC: 5296 COCA: 5605

triangle

Word family
Related topics: Maths, Shapes, patterns, Music, Tools
ldoce_341_dtri·an·gle /ˈtraɪæŋɡəl/ ●●● noun [countableC]  
1. triangle.jpg HMa flat shape with three straight sides and three angles 三角形5  See picture of equilateral 等边的, scalene 不等边的, isosceles 等腰的, right-angled 直角的
2 CFsomething that is shaped like a triangle 三角形物体
 a triangle of land
一块三角地
3. APMa musical instrument made of metal bent into the shape of a triangle. You hit it with a metal stick to make a ringing sound. 三角铁〔一种打击乐器〕
4. American EnglishAmEHM a flat plastic object with three sides that has one angle of 90° and is used for drawing angles 三角板,三角尺 SYN British English set-square4  See picture of 见图 MATHEMATICS
Examples from the Corpus
Origin triangle
(1300-1400) Latin triangulum, from tri- ( → TRI-) + angulus angle
tri·an·gle noun
Chinese
Syllable
Corpus

See also: ldoce4298jpg


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