(psychology) A technique of behavior modification through positive and negative reinforcement and positive and negative punishment.

Not fit. Not healthy enough to do any hard, physical work or sport.

(law) a condition imposed on an agreement that must be satisfied before property is transferred between parties.

Third-person singular simple present indicative form of air-condition

(music) Pitch configurations, as considered "out of time".

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

simple past tense and past participle of air-condition

Equipped with and climate-controlled by air-conditioning; cooled by an air-conditioner.

a conditioned reflex

(psychology) A learning process in which a previously neutral stimulus (such as a bell) is paired with a potent stimulus (such as food in the case of a dog), so that the neutral stimulus comes to elicit a conditioned response (salivation) similar to the one elicited by the potent stimulus.