Definition from macmillandictionary.com
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An hour after the accident, I was starting to feel calmer.
We were told to stay calm as help was on the way.
a calm quiet voice
The sea looks much calmer today.
We could see our reflections in the calm surface of the lake.
a calm day
We’re going to see a period of calmer weather starting this weekend.
The city appears calm after last night’s missile attack.
a calmer day on the stock market after yesterday’s big falls