Definition of “calm” - Learner’s Dictionary

calm

adjective us uk /kɑːm/
Extra Examples
He appeared calm and relaxed.She looked calm but was feeling nervous inside.I was trying so hard to stay calm but in the end I just lost it.Despite the chaos around him, he remained calm.He spoke with calm assurance.
PERSON

B1 relaxed and not worried, frightened, or excited:

a calm voice/manner
Try to stay calm - the doctor will be here soon.
SEA

B1 If the sea is calm, it is still and has no large waves.

WEATHER

B1 If the weather is calm, there are no storms or wind.

calmness noun [ U ]

(Definition of “calm adjective” from the Cambridge Learner's Dictionary © Cambridge University Press)