Definition of hypoid in English:


Line breaks: hy¦poid
Pronunciation: /ˈhʌɪpɔɪd
(also hypoid gear)


  • A bevel wheel with teeth engaging with a spiral pinion mounted at right angles to the wheel’s axis, used to connect non-intersecting shafts in vehicle transmissions and other mechanisms.
    More example sentences
    • Inside the diff, the hypoid ring-and-pinion gear is connected to the left and right half shafts via an electromagnetic clutch on each side.
    • Bevel and hypoid gears may be used to transmit power between shafts at practically any angle and speed.
    • The swivels, rear end, and transfer case needed hypoids and we used up all we had filling those chambers.


1920s: perhaps a contraction of hyperboloid.

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Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody