Contents

EnglishEdit

EtymologyEdit

From Ancient Greek εἰκοσάγωνος(eikoságōnos, having twenty sides), from εἴκοσι(eíkosi, twenty) + γωνία(gōnía, angle).

PronunciationEdit

NounEdit

icosagon ‎(plural icosagons)

  1. (mathematics) A polygon with twenty sides and twenty angles.
    • 1993 The upper half of a regular icosagon frame is folded. - author? - Space Structures 4

SynonymsEdit