post horn (0 synonym found)

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posthorn  ·  post hoc  ·  post horse  ·  post hole  ·  post town  ·  post hour

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Definition of post horn:

°A solid disk or cylinder that fits inside a hollow cylinder, and moves under pressure (as in an engine) or displaces fluid (as in a pump).
°(music) A valve device in some brass instruments for changing the pitch.
Definition of post horn:

°A solid disk or cylinder that fits inside a hollow cylinder, and moves under pressure (as in an engine) or displaces fluid (as in a pump).
°(music) A valve device in some brass instruments for changing the pitch.
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