WordReference Random House Unabridged Dictionary of American English © 2026
an•ti•torque′ ro′tor
(an′tē tôrk′, an′tī-),USA pronunciation [Aeron.]
- Aeronautics(on certain helicopters) a small rotor on the tail, turning in the vertical plane and providing a thrust whose torque opposes and compensates for the torque of the main rotor.
- anti- + torque