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malleus - What does it mean?

Definition of 'malleus'

English

(wikipedia)

Noun

(mallei)
  • (anatomy) The small hammer-shaped bone of the middle ear.
  • A fracture of the malleus handle is a rare traumatic middle ear lesion.
  • * 2010 , Elaine N. Marieb & Katja Hoehn, Human Anatomy & Physiology , 8th edition, page 576
  • The tympanic cavity is spanned by the three smallest bones in the body: the auditory ossicles These bones, named for their shape, are the malleus' (mal?e-us; "hammer"); the incus (ing?kus; "anvil"); and the stapes (sta?p?z; "stirrup"). The "handle" of the ' malleus is secured to the eardrum, and the base of the stapes fits into the oval window.
  • (ichthyology) The tripus (ossicle in cypriniform fishes ).
  • (zoology) One of the paired calcareous structures within the mastax of rotifers.
  • * 1884 , Hudson, C.T., Memoirs: An Attempt to re-classify the Rotifers'' in ''Quarterly Journal of Microscopical Science 1884 s2-24 , pages 335-356:
  • [...] in the typical mastax of a Brachionus there are two hammer-like bodies (mallei'), which work on a kind of split anvil (incus); [...] each ' malleus consists of an upper part or head (uncus) and a lower or handle (manubrium);

    Synonyms

    * (bone of the middle ear) hammer * (tripus) malleus Weberi, tripus

    Hypernyms

    * (bone of the middle ear) auditory ossicle, auditory bone, otic bone, ossicle

    Derived terms

    * malleal * mallear

    References

    * The Century Dictionary Online * Dictionary of Ichthyology, Brian W. Coad and Don E. McAllister * A Dictionary of Scientific Terms, Henderson I. F., Henderson W. D., BiblioBazaar, LLC, 2009, ISBN: 1113194219, 9781113194213, p. 174 ----