Word.ws English Dictionary

icosahedra

/aɪˌkɒsəˈhiːdɹə/

icosahedra is the plural of icosahedron.

Meaning of icosahedron

Noun

icosahedron (plural icosahedra or icosahedrons)

  1. A polyhedron with twenty faces.
  2. (specifically) A regular icosahedron: one of the Platonic solids, all of whose faces are regular (equilateral) triangles
    Synonyms:
    regular gyroelongated pentagonal bipyramid

Forms of icosahedra

alternative formicosahedrons

Phrases with icosahedra

Words that rhyme with icosahedra

Questions about icosahedra

What is icosahedra the plural of?
Icosahedra is the plural of icosahedron.
How do you pronounce icosahedra?
Icosahedra is pronounced /aɪˌkɒsəˈhiːdɹə/.

Words near icosahedra in the dictionary

  1. icosagon
  2. icosagonal
  3. icosagons
  4. icosagrid
  5. icosagrids
  6. icosahedra
  7. icosahedral
  8. icosahedrality
  9. icosahedrally
  10. icosahedric
  11. icosahedrical

Source and license

Adapted from Wiktionary: icosahedra (page history and authors); icosahedron (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Persent101-icosahedra.wav.

Cite this entry: “icosahedra.” Word.ws, https://word.ws/icosahedra. Based on Wiktionary, CC BY-SA 4.0.