mech·a·nis·tic 
(mĕk′ə-nĭstĭk)
(mĕk′ə-nĭstĭk)adj.
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.
mech′a·nisti·cal·ly adv.