Main Entry: bron·chus

Pronunciation: \ˈbräŋ-kəs\

Function: noun

Inflected Form(s): plural bron·chi \ˈbräŋ-ˌkī, -ˌkē\

Etymology: New Latin, from Greek bronchos

Date: circa 1706

: either of the two primary divisions of the trachea that lead respectively into the right and the left lung; broadly : bronchial tube