A device that is inserted into the vagina during sexual intercourse as a barrier contraceptive to reduce the risk of sexually transmitted infections and unintended pregnancy.

(psychology) classical conditioning

(law) Abbreviation of condominium.

(numerical analysis) Having a high condition number. / Having a poor condition.

(physics) A measure of the ability of a material to conduct heat, often denoted k, λ, or κ.

thermal conductance

thermal conductivity

A psychological disorder of childhood or adolescence, characterized by persistent antisocial behaviours.

(steam engine) An injection condenser in which the steam is condensed by a spray of water which mingles with it.

(obsolete) simple past tense and past participle of condemn