Main Entry:

adieu

Pronunciation:

\ə-ˈdü, a-, -ˈdyü\

Function:

noun

Inflected Form(s):

plural adieus or adieux \-ˈdüz, -ˈdyüz\

Etymology:

Middle English, from Anglo-French a deu, a dieu, literally, to God

Date:

14th century

: farewell —often used interjectionally