B1
the smallest amount that is allowed, needed, or possible
Dictionary examples:
The restaurant requires a minimum of one shirt per customer. (0.0)
The gym's minimum age requirement is 5 years old. (0.0)
The pizza shop has a minimum order of one slice. (0.0)
We need a minimum of ten people to play this game. (27.3)
The judge sentenced him to a minimum of five years in prison. (38.5)
Wage increases are being kept to a minimum because of the recession. (43.6)