What is the meaning of Milieu?

An environment or setting; a medium.

A social environment or setting.

A group of people with a common point of view; a social class or group.

environment

milieu

middle; center

setting; environment; surroundings

social circle; milieu

middle ground

milieu, environment.

milieu (a person’s social setting or environment)

social origin

ornamental object made out of lace

Source: wiktionary.org