- 被动性 bèidòngxìng passivity; passivizationthe state or quality of being passive; (linguistics) passivization
- 被动式 bèidòngshì passive voiceA grammatical form where the subject is the receiver of an action rather than the doer; often marked in Chinese using [[被|被|bei4]], [[叫|叫|jiao4]], or [[让|讓|rang4]].
- 被动免疫 bèidòngmiǎnyì passive immunityA type of immunity gained by injecting antibodies into the body from an outside source to provide immediate protection against a specific harmful substance.
- 被动吸烟 bèidòngxīyān to smoke passivelyto be subjected to secondhand smoke