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icosahedron

ico·sa·hed·ron

UK/(ˌ)aɪˌkoʊsəˈhiːdɹən/ US/(ˌ)aɪˌkɒsəˈhiːdɹən/ uncommon

noun

1.

any polyhedron having twenty plane faces

Origin

From Ancient Greek εἰκοσάεδρον (eikosáedron), from εἴκοσι (eíkosi, “twenty”) + ἕδρα (hédra, “face of a geometrical solid”). Equivalent to icosa- + -hedron.

Phrases

  • great icosahedron
  • triakis icosahedron
  • truncated icosahedron

Related words

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.