obtuse triangle


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obtuse′ tri′angle


n.
a triangle with one obtuse angle.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.obtuse triangle - a triangle that contains an obtuse interior angleobtuse triangle - a triangle that contains an obtuse interior angle
triangle, trigon, trilateral - a three-sided polygon
References in periodicals archive ?
Pronotum relatively flat, frontal margin of pronotum slightly projecting as obtuse triangle; median carina completed, lateral carinae parallel on prozona, the prozona nearly square; humeri forming an obtuse triangle, with a pair of abbreviated carinaes between humeri.