The state of being calm; peacefulness; absence of worry, anger, fear or other strong negative emotion.
A period of time without wind.
The state of being calm; absence of noise and disturbance.
To become calm.
To make calm.
with few or no waves on the surface; not rippled.
Peaceful, quiet, especially free from anger and anxiety.
Free of noise and disturbance.
Without wind or storm.
The state or fact of being turbulent or agitated; tempestuousness, disturbance.
Disturbance in a gas or fluid, characterized by evidence of internal motion or unrest.
Specifically, a state of agitation or disturbance in the air which is disruptive to an aircraft.
An instance or type of such state or disturbance.