power assistance
noun
The use of power from an engine to assist manual operation; provision for this.
Origin
1950s; earliest use found in The Times.
- retrogradeness
- retrogradient
- retrogradism
- retrogradist
- retrogration
- retrogress
- retrogression
- retrogressional
- retrogressionist
- retrogressive
- retrogressivism
- retroguard
- retro-ignition
- retro-impulse
- retroject
- retrojection
- retrolental fibroplasia
- retromanoeuvre
- retro-migration
- retromingency
- retromingent
- retromorphosis
- retronym
- retrooperative
- retropannage