- quiescent - not active or activated; "the quiescent level of centimeter wave-length solar radiation"
Antonym: active (indirect, via inactive)
- quiescent - marked by a state of tranquil repose; "the quiescent melancholy of the town"
Antonym: unquiet (indirect, via quiet)
- quiescent - being quiet or still or inactive
Antonyms: extinct, inactive (indirect, via active, dormant)
Antonym: active (indirect, via dormant, extinct)
- quiescent - causing no symptoms; "a quiescent tumor"
Antonym: active (indirect, via inactive)