The process of bringing something into the mainstream. / (education, chiefly US) The practice of educating students with special needs in regular classes.

present participle of mainstream

plural of mainshock

The largest performing space in a venue. / (by extension) Any prestigious performing space.

(of something performed on a stage) mainstream; implies popular.

Someone in the mainstream.

plural of mainstreamer

plural of mainsheet

(rare) Alternative form of Main Street

plural of mainstreet