Medical Dictionary


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

Illustration of MALLEUS


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears