Definition of straight angle in English:

straight angle

Syllabification: straight an·gle

noun

Mathematics
  • An angle of 180°.
    More example sentences
    • The angle formed by the right side of the first quadrilateral and the left side of the second quadrilateral is not a straight angle or a reflex angle.

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody