River mouth

• Mouthpiece of a musical instrument
• The aperture of a wind instrument into which the player blows directly

Wikipedia Word definitions in Wikipedia
The embouchure is the use of facial muscles and the shaping of the lips to the mouthpiece of woodwind instruments or the mouthpiece of the brass instruments . The word is of French origin and is related to the root bouche (fr.), 'mouth'. The proper embouchure ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Embouchure \Em`bou`chure"\, n. [F., fr. emboucher to put to the mouth; pref. em- (L. in) + bouche the mouth. Cf. Embouge , Debouch .] The mouth of a river; also, the mouth of a cannon. (Mus.) The mouthpiece of a wind instrument. The shaping of the lips ...

WordNet Word definitions in WordNet
n. the aperture of a wind instrument into which the player blows directly [syn: mouthpiece ]

Wiktionary Word definitions in Wiktionary
n. (context music English) The shape of the mouth and lips when playing a wind instrument.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1760, in musical sense "placement of the mouth on a wind instrument," from French embouchure "river mouth, mouth of a wind instrument," from assimilated form of en- "in" (see en- (1)) + bouche "mouth" (see bouche ).