Where does “antitorque” come from?

antitorque (English) comes from English torque, from French torque, from Old French torque, from Latin torquis, from Latin torqueō, from Proto-Indo-European terkʷ- — to turn, spin.

antitorque (English): Describing the rotor on the tail of a helicopter...

Definitions

Describing the rotor on the tail of a helicopter...

Ancestry of “antitorque”, step by step

antitorque traces back through two separate lines of ancestry.

via English torque

Step	Language	Word	Meaning
1	English	torque	A rotational or twisting effect of a force; a...
2	French	torque	torque necklace
3	Old French	torque	—
4	Latin	torquis	chaplet
5	Latin	torqueō	to spin, whirl, twirl, turn, cause to revolve
6	Proto-Indo-European	terkʷ-	to turn, spin

via English anti

Step	Language	Word	Meaning
1	English	anti	Opposed to something; That has a torsion angle...
2	English	anti-	Against, hostile to; Contrasting with the norm;...
3	Ancient Greek	ἀντι-	anti-, against; like, reminiscent of
4	Ancient Greek	ᾰ̓ντῐ́	opposite

Every word from Proto-Indo-European terkʷ- →Every word from Latin torqueō →Every word from Latin torquis →