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A polyhedron with twenty faces.
Definition source: English Wiktionary via Wiktextract
Topics: geometry, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
A regular icosahedron: one of the Platonic solids, all of whose faces are regular (equilateral) triangles
Definition source: English Wiktionary via Wiktextract
Usage: specifically
Topics: geometry, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: regular gyroelongated pentagonal bipyramid
Antonyms: none provided
any polyhedron having twenty plane faces
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: polyhedron
From Ancient Greek εἰκοσάεδρον (eikosáedron), from εἴκοσι (eíkosi, “twenty”) + ἕδρα (hédra, “face of a geometrical solid”). Equivalent to icosa- + -hedron.
Across languages
Translations
33 source translations are retained for this English entry.
-
Catalan:
icosaedre
— a polyhedron
-
Catalan:
icosàedre
— a polyhedron
-
Czech:
dvacetistěn
— a polyhedron
-
Czech:
ikosaedr
— a polyhedron
-
Danish:
ikosaeder
— a polyhedron
-
Dutch:
twintigvlak
— a polyhedron
-
Dutch:
icosaëder
— a polyhedron
-
Esperanto:
dudekedro
— a polyhedron
-
Estonian:
ikosaeeder
— a polyhedron
-
Estonian:
kakskümmendtahukas
— a polyhedron
-
Finnish:
ikosaedri
— a polyhedron
-
French:
icosaèdre
— a polyhedron
-
German:
Ikosaeder
— a polyhedron
-
German:
Zwanzigflächner
— a polyhedron
-
German:
20-Flächner
— a polyhedron
-
Greek:
εικοσάεδρο
(eikosáedro)
— a polyhedron
-
Ancient Greek:
εἰκοσάεδρον
(eikosáedron)
— a polyhedron
-
Hungarian:
ikozaéder
— a polyhedron
-
Icelandic:
tuttuguflötungur
— a polyhedron
-
Ido:
ikosaedro
— a polyhedron
-
Japanese:
二十面体
(nijūmentai)
— a polyhedron
-
Korean:
이십면체
(isimmyeonche)
— a polyhedron
-
Norwegian Bokmål:
ikosaeder
— a polyhedron
-
Polish:
dwudziestościan foremny
— a polyhedron
-
Portuguese:
icosaedro
— a polyhedron
-
Russian:
икоса́эдр
(ikosáedr)
— a polyhedron
-
Russian:
двадцатигра́нник
(dvadcatigránnik)
— a polyhedron
-
Spanish:
icosaedro
— a polyhedron
-
Swedish:
ikosaeder
— a polyhedron
-
Vietnamese:
nhị thập diện
— a polyhedron
-
Czech:
pravidelný dvacetistěn
— regular icosahedron
-
Japanese:
正二十面体
(seinijūmentai)
— regular icosahedron
-
Korean:
정이십면체
(jeong'isimmyeonche)
— regular icosahedron