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set square

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set square

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
Related topics: Maths, Measurement
ˈset square noun [countable] British English  HMTMa flat piece of plastic or metal with three sides and one angle of 90°, used for drawing or testing angles 〔绘图和测量直角用的〕三角板 SYN American English triangle4  See picture of 见图 MATHEMATICS5 see picture at 见图 mathematics
ˈset square nounChineseSyllable


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set square
ˈset square noun [countable] British English

a flat piece of plastic or metal with three sides and one angle of 90°, used for drawing or testing angles
   SYN  triangle American English


set squareBrE /ˈset skweə(r)/ 🔊NAmE /ˈset skwer/ 🔊 (BrE) (NAmE tri·angle) noun
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° 三角板;三角尺