1. Mechanically determined.
2. Philosophy. Of or relating to the philosophy of mechanism, especially tending to explain phenomena only by reference to physical or biological causes.
3. Automatic and impersonal; mechanical.

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.