εἰκοσάγωνος

δός μοι πᾷ στῶ καὶ τὰν γᾶν κινήσω → give me a place to stand and I will move the earth, give me a place to stand and I'll move the earth, give me the place to stand and I shall move the earth, give me a place to stand and with a lever I will move the whole world, give me a firm spot to stand and I will move the world, give me a lever and a place to stand and I will move the earth, give me a fulcrum and I shall move the world

Click links below for lookup in third sources:

Full diacritics: εἰκοσάγωνος	Medium diacritics: εἰκοσάγωνος	Low diacritics: εικοσάγωνος	Capitals: ΕΙΚΟΣΑΓΩΝΟΣ
Transliteration A: eikoságōnos	Transliteration B: eikosagōnos	Transliteration C: eikosagonos	Beta Code: ei)kosa/gwnos

English (LSJ)

ον, having twenty angles: τὸ εἰ. Iamb.VP34.247.

[Seite 727] zwanzigeckig, Iambl. v. Pyth. 34, εἰκοστάγωνος f. l.

-ον
geom. que tiene veinte ángulos subst. τὸ εἰ. icoságono n. dado por los pitagóricos al dodecaedro Iambl.VP 247.

-η, -ο (AM εἰκοσάγωνος, -ον)
1. αυτός που έχει είκοσι γωνίες
2. το ουδ. ως ουσ. το εικοσάγωνο(ν)
γεωμετρικό σχήμα με είκοσι γωνίες.