Main Entry: in·cus

Pronunciation: \ˈiŋ-kəs\

Function: noun

Inflected Form(s): plural in·cu·des \iŋ-ˈkyüd-(ˌ)ēz, ˈiŋ-kyə-ˌdēz\

: the middle bone of the chain of three ossicles in the middle ear of a mammal resembling a premolar tooth with the body having a facet which articulates with the malleus and with the longer of the two widely separated crura having a process which articulates with the stapes—called also ambos, anvil

[incus illustration]