A device which controls the temperature and relative humidity in cars, buildings, etc, by way of a heating and/or air conditioning system.

plural of control order

Control of pests using natural predators, parasites, pathogens, or other organisms that harm the pest species.

plural of control room

(Eastern Orthodoxy, historical) A particular controversy concerning dogma in the 14th-century Byzantine Empire, over whether the idea of divine light was polytheistic, postulating two eternal substances, a visible and an invisible God.

(computing) A communication protocol among computers and multimedia devices, such as sound synthesizers, which is optimized for modern networking technology.

Alternative form of on the contrary

(technology) ratio of the luminance of white to that of black of a display. A higher value means a higher contrast of white and black.

(philosophy, politics) An implicit agreement or contract among members of a society governing such matters as submission of individuals to rule of law and acceptable conduct.

A system of railroad equipment designed to ensure safety by monitoring locations of trains and locomotives, providing analysis and reporting, and automation of track warrants and similar orders.