Self-Contained

Part of speech: adjective (a.)

1. Having self-control; reserved; uncommunicative; wholly engrossed in one's self.

2. Having all the essential working parts connected by a bedplate or framework, or contained in a case, etc., so that mutual relations of the parts do not depend upon fastening outside of the machine itself. Self-contained steam engine. (a) A steam engine having both bearings for the crank shaft attached to the frame of the engine. (b) A steam engine and boiler combined and fastened together; a portable steam engine.