Main Entry: con·trac·tor

Pronunciation: \1 usually ˈkän-ˌtrak-tər, 2 usually kən-ˈ\

Function: noun

Date: 1548

1 : one that contracts or is party to a contract: as a : one that contracts to perform work or provide supplies b : one that contracts to erect buildings
2 : something (as a muscle) that contracts or shortens