quiet

/ˈkwī-ət/

Middle English quiet, quiete, borrowed from Anglo-French quiete, borrowed from Latin quiēt-, quiēs "repose, sleep, rest, peaceful conditions," going back to Indo-European *k{sup}w{/sup}i̯eh-ti-, noun derivative of a verbal base *k{sup}w{/sup}i̯eh- "have a rest," whence Avestan š́iiā- "be glad," Old Church Slavic počijǫ, počiti "to have a rest" (causative pokojǫ, pokoiti "to calm, quiet"), Armenian hangeaw "has rested," and (from deverbal *k{sup}w{/sup}i̯eh-to-) Avestan š́iiāta- "peaceful, happy," Old Persian šiyāta-, Latin quiētus "at rest, "

noun

  1. the quality or state of being quiet : tranquility

adjective

  1. free from noise or uproar : still

  2. making or involving no noise or very little noise

  3. tending to speak very little : not, loquacious

a quiet room

a quiet motor

adverb

  1. in a quiet manner

an engine that runs quiet