incus

[ ing-kuhs ]

noun,plural in·cu·des [in-kyoo-deez] /ɪnˈkyu diz/ for 1; in·cus for 2.
  1. Anatomy. the middle one of a chain of three small bones in the middle ear of humans and other mammals.: Compare malleus, stapes.

  2. Also called anvil, anvil cloud, anvil top, thunderhead. the spreading, anvil-shaped, upper portion of a mature cumulonimbus cloud, smooth or slightly fibrous in appearance.

Origin of incus

1
1660–70; <New Latin, Latin incūs anvil, equivalent to incūd- (stem of incūdere to hammer, beat upon) + -s nominative singular ending; see incuse

Other words from incus

  • in·cu·date [ing-kyuh-deyt, -dit, in-], /ˈɪŋ kyəˌdeɪt, -dɪt, ˈɪn-/, in·cu·dal [ing-kyuh-dl, in-], /ˈɪŋ kyə dl, ˈɪn-/, adjective

Words Nearby incus

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How to use incus in a sentence

British Dictionary definitions for incus

incus

/ (ˈɪŋkəs) /


nounplural incudes (ɪnˈkjuːdiːz)
  1. the central of the three small bones in the middle ear of mammals: Nontechnical name: anvil Compare malleus, stapes

Origin of incus

1
C17: from Latin: anvil, from incūdere to forge

Derived forms of incus

  • incudate (ˈɪŋkjʊˌdeɪt) or incudal (ˈɪŋkjʊdəl), adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for incus

incus

[ ĭng-kyōōdēz ]


Plural incudes (ĭng-kyōōdēz)
  1. The anvil-shaped bone (ossicle) that lies between the malleus and the stapes in the middle ear.

  2. The elongated, often anvil-shaped upper portion of a fully developed cumulonimbus cloud; a thunderhead.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.