A response, to a stimulus, that has been acquired by operant conditioning.

present participle of air-condition

(UK) Alternative spelling of air conditioning

The state of temperature and humidity produced by an air conditioner. / An air conditioner or system of air conditioners.

Alternative spelling of air-conditioning

(idiomatic) The condition of being used, but still like new, as if freshly minted.

To mechanically cool a space or an entire structure.

(law) A specification of restrictions for the use of goods or services.

An agreement which takes effect when a certain event happens.

(grammar, in reference to other languages) The present tense in the conditional mood.