Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “calm”

See all translations

calm

adjective [-er/-est only]  /kɑm, kɑlm/ us  
peaceful, quiet, or relaxed; without hurried movement, anxiety, or noise: The pilot said we’d have to make an emergency landing, and the flight attendants tried to keep us calm. If weather is described as calm, it is not windy, and if the sea is described as calm, it is still or has only small waves: Our ship arrived at the Mississippi delta on a calm, clear night.
calm
noun [U]  /kɑm, kɑlm/ us  
Amid the calm, there was a sense that something could happen at any moment.
calmly
adverb  /ˈkɑm·li, ˈkɑlm-/ us  
He calmly made both free throws to win the game.
calmness
noun [U]  /ˈkɑm·nəs, ˈkɑlm-/ us  
The calmness and professionalism of the crew gave us confidence.

calm

verb [I/T]  /kɑm, kɑlm/ us  
to lessen someone's anxiety or make them more peaceful, quiet, or relaxed: [T] He tried his best to calm her (down). [I] I needed some time to calm down.
(Definition of calm from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of calm?
Add Cambridge dictionaries to your browser to your website

“calm” in American English

Definitions of “calm” in other dictionaries

Word of the Day

work out

to exercise in order to improve the strength or appearance of your body

Word of the Day

Byronic, Orwellian and Darwinian: adjectives from names.

by Liz Walter,
April 15, 2015
Becoming an adjective is a strange kind of memorial, but it is often a sign of a person having had real influence on the world. Science is full of examples, from Hippocrates, the Greek medic born around 460 BC, who gave his name to the Hippocratic Oath still used by doctors today,

Read More 

bio-inspiration noun

April 13, 2015
the adoption of patterns and structures found in nature for the purposes of engineering, manufacturing, science, etc. The MIT researchers actually aren’t the only robotics team to turn to cheetahs for bio-inspiration.

Read More