Definition of: embouchure

(äm·b·shr′, Fr. ä·b·shür′) noun
1. The mouth, as of a river or stream; point of discharge.
2. Any opening resembling a mouth: the embouchure of a cannon or embrasure.
3. A mouthpiece, or the place where the mouth is applied.
4. Position or adjustment of the lips, tongue, and other organs in playing a wind instrument or in vocalization. [<F <emboucher <em- in (<L in-) + bouche mouth <L bucca cheek]