Medical Dictionary
malleus
noun mal·le·us \ˈmal-ē-əs\
plural mal·lei \-ē-ˌī, -ē-ˌē\
Medical Definition of MALLEUS
: the outermost of the chain of three ossicles in the middle ear of a mammal consisting of a head, neck, short process, long process, and handle with the short process and handle being fastened to the tympanic membrane and the head articulating with the head of the incus—called also hammer
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