régime
diet
eating plan (often for weight loss or health)
Je suis au régime depuis deux semaines pour perdre un peu de poids.
I've been on a diet for two weeks to lose a bit of weight.
regime
type of government
political system
Le régime en place a promulgué une nouvelle loi sur la presse.
The regime in power passed a new law on the press.
regime
set of rules or legal/administrative framework (e.g., tax regime, matrimonial regime)
Le régime fiscal des petites entreprises a été simplifié cette année.
The tax regime for small businesses was simplified this year.
engine speed
operating speed (of a motor or machine), often expressed in revolutions per minute
Le moteur tourne à bas régime quand la voiture avance doucement.
The engine is running at low speed when the car is moving slowly.
