Main Entry: in·cus

Pronunciation: \ˈiŋ-kəs\

Function: noun

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

Etymology: New Latin, from Latin, anvil, from incudere

Date: 1615

: the middle bone of a chain of three small bones in the ear of a mammal —called also anvil — see ear illustration