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WordReference Random House Unabridged Dictionary of American English © 2024cou•pler (kup′lər),USA pronunciation n. - a person or thing that couples or links together.
- Mechanical Engineering[Mach.]a rod or link transmitting force and motion between a rotating part and a rotating or oscillating part.
- Rail TransportAlso called coupling. a device for joining pieces of rolling stock.
- Music and Dancea device in an organ or harpsichord for connecting keys, manuals, or a manual and pedals, so that they are played together when one is played.
- Electricitya device for transferring electrical energy from one circuit to another, as a transformer that joins parts of a radio apparatus together by induction.
- Photography(in color photography) a chemical that reacts with the developer to produce one of the colors in a print or transparency.
Collins Concise English Dictionary © HarperCollins Publishers:: coupler /ˈkʌplə/ n - a device on an organ or harpsichord connecting two keys, two manuals, etc, so that both may be played at once
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