calm

/ˈkäm/

Middle English calme, probably ultimately from Old Spanish calma, from Late Latin cauma heat, from Greek kauma, from kaiein to burn

noun

  1. a period or condition of freedom from storms, high winds, or rough activity of water

  2. complete absence of wind or presence of wind having a speed no greater than one mile (1.6 kilometers) per hour

  3. a state of tranquility

a sailing ship motionless in the calm

verb

  1. to become calm —usually used with down

  2. to make calm —often used with down

adjective

  1. marked by calm : still

  2. free from agitation, excitement, or disturbance

a calm sea

calm tranquil serene placid peaceful mean quiet and free from disturbance. calm often implies a contrast with a foregoing or nearby state of agitation or violence. tranquil suggests a very deep quietude or composure.