What is Commercial ?
Commercial is (adj) 1. referring to business He is a specialist in commercial law. 2. used for business purposes, not private or military He left the air force and became a commercial airline pilot. The company makes commercial vehicles such as taxis and buses. 3. profitable Our commercial future looks doubtful. not a commercial proposition not likely to make a profit(noun) an advertisement on television Our TV commercial attracted a lot of interest.
source: Easier English, Student Dictionary Upper Intermediate Level