astroid

From Ancient Greek ἄστρον (ástron, “a star”) + εἶδος (eîdos, “form, likeness”).

• IPA^(key): /ˈæstɹɔɪd/

• Audio (US):

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• Homophone: asteroid (one pronunciation)

astroid (plural astroids)

1. (geometry) A hypocycloid with four cusps.

• asteroid
• astronomy

• asteroid

• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “astroid”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.

• Tirados