birn

noun
\ˈbərn\
plural -s

Definition of birn 

: the pear-shaped socket of an instrument of the clarinet class into which the mouthpiece is fitted

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History and Etymology for birn

German (now usually birne), literally, pear, from Middle High German bir, from Old High German bira, from Medieval Latin pira

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Dictionary Entries near birn

birma

Birman

Birmingham

birn

birne

Birnirk

Biro

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