трёхгранник

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Russian

Etymology

From трёх- (trjox-) +‎ -гра́нник (-gránnik), literally three-side-er. Compare Ukrainian тригра́нник (tryhránnyk).

Pronunciation

Noun

трё̀хгра́нник (trjòxgránnikm inan (genitive трё̀хгра́нника, nominative plural трё̀хгра́нники, genitive plural трё̀хгра́нников, relational adjective трё̀хгра́нный)

  1. (geometry) trihedron
    Synonym: триэ́др m (triédr)
    Hypernym: многогра́нник m (mnogogránnik, polyhedron)
    Coordinate term: треуго́льник m (treugólʹnik, triangle; trigon)

Declension