Wikipedia logo The Simple English Wikipedia has an article on: Calm Pronunciation (UK) IPA (key): /kɑːm/ (US) IPA (key): /kɑm/ or /kɑlm/ or /kɔ(ː)m/ Audio (US)(file) Adjective Positive calm Comparative calmer Superlative calmest If a person, place or situation is calm, it is peaceful and quiet. There's no wind and the lake is calm. I was angry a minute ago, but now I am calm. Noun Singular calm Plural calms (countable) The state of being quiet and peaceful. I felt a calm come over me. (countable) A period of time without wind. The calm before a storm. Verb Plain form calm Third-person singular calms Past tense calmed Past participle calmed Present participle calming (transitive) To make someone or something calm. He was yelling and running around but I calmed him. (intransitive) When someone or something becomes calm. The lake calmed after the storm. Synonyms pacify soothe calm down cool off (verb): quietWikiwand - on Seamless Wikipedia browsing. On steroids.