The state of being calm; absence of noise and disturbance.
The state of being calm; peacefulness; absence of worry, anger, fear or other strong negative emotion.
A period of time without wind.
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.
To become calm.
To make calm.
Doubt; the condition of being uncertain or without conviction.
A parameter that measures the dispersion of a range of measured values.
Something uncertain or ambiguous.