Calm is a word for quietness, self-controlAbility to stay in charge of feelings and behavior., or a peaceful lack of movementThe act or process of changing position or moving around.. It can describe a person’s mood, a situation, a voice, or the weather. It can also be a verb meaning to make someone or something less upsetFeeling worried, angry, or unhappy; emotionally disturbed. or less active.

Reviewed with OpenAI Decisions. Assessment: accurate. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.

Pronunciation

AI-generated pronunciation audio (OpenAI).

Accent: General American English

IPA: /kɑm/

Easy pronunciation: KAHM (approximate spelling).

Stress: One syllable, with primary stress on the whole word.

Adjective: not agitated; without losing self-possession.

Reviewed with OpenAI Decisions. Assessment: uncertain — manual review needed. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.

Calm Meaning

quiet and in control of your feelings

Part of speech: adjective

Definition: not agitated; without losing self-possession

Example: She stayed calm during the interview.

Synonyms for this meaning:

• serene — A strong synonym for a peaceful, untroubled state.
• tranquil — Works well for a peaceful or composed state, though it can sound a little more formal.
• unagitated — Accurate, but less common in everyday English.

Reviewed with OpenAI Decisions. Assessment: accurate. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.

Other Meanings of Calm

Meaning 2

a peaceful, controlled state of mind

Part of speech: noun

Definition: steadiness of mind under stress

Example: He handled the crisis with calm.

Synonyms for this meaning:

• calmness — Direct noun form with the same sense.
• composure — A very close synonym for self-control under pressure.
• equanimity — A precise synonym, but more formal and less common.

Meaning 3

peaceful, with little or no wind

Part of speech: adjective

Definition: (of weather) free from storm or wind

Example: The lake was calm in the early morning.

Meaning 4

cause something to become quiet or still

Part of speech: verb

Definition: make calm or still

Example: The music calmed the baby.

Synonyms for this meaning:

• lull — Works when something slowly quiets or becomes less active.
• quiet — A valid verb meaning to make less noisy or active.
• quieten — A natural synonym in British and some other varieties of English.
• still — A good synonym when the meaning is to make motion stop.
• tranquilize — Can mean to make calm, but is usually used in medical or animal contexts.
• tranquillise — British spelling of tranquilize.
• tranquillize — British spelling of tranquilize.

Meaning 5

become less upset or noisy

Part of speech: verb

Definition: become quiet or calm, especially after a state of agitation

Example: The crowd began to calm down after the announcement.

Synonyms for this meaning:

• calm down — The most direct and common everyday substitute.
• chill out — Informal; often used in relaxed conversation.
• cool it — Informal and sometimes a bit abrupt.
• cool off — Common when someone becomes less angry or excited.
• settle down — Very natural when emotions or activity start to ease.
• simmer down — Used when someone stops being angry or excited, often informally.

Meaning 6

make someone or something calm with medicine

Part of speech: verb

Definition: cause to be calm or quiet as by administering a sedative to

Example: The doctor sedated the patient before the procedure.

Synonyms for this meaning:

• sedate — A direct synonym in medical contexts.
• tranquilize — Used especially for animals or medical sedation.
• tranquillise — British spelling of tranquilize.
• tranquillize — British spelling of tranquilize.

Meaning 7

steady or stabilize something

Part of speech: verb

Definition: make steady

Example: He braced himself to calm the boat.

Synonyms for this meaning:

• becalm — Works in older or more specialized usage, especially with ships or movement.
• steady — A clear synonym when the meaning is to make something stable or less shaky.

Meaning 8

air that is almost still

Part of speech: noun

Definition: wind moving at less than 1 knot; 0 on the Beaufort scale

Example: There was a calm after the storm.

Synonyms for this meaning:

• calm air — The source term itself, used for this weather sense.

Reviewed with OpenAI Decisions. Assessment: inaccurate — correction needed. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.

Calm Synonyms

Similar Meaning

• serene
• tranquil
• composed
• calmness
• composure

noun: steadiness of mind under stress

• calmness
• composure
• equanimity

verb: make calm or still

• lull
• quiet
• quieten
• still
• tranquilize
• tranquillise
• tranquillize

verb: become quiet or calm

• calm down
• chill out
• cool it
• cool off
• settle down
• simmer down

verb: cause to be calm with a sedative

• sedate
• tranquilize
• tranquillise
• tranquillize

verb: make steady

• becalm
• steady

noun: very light or no wind

• calm air

Reviewed with OpenAI Decisions. Assessment: inaccurate — correction needed. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.

Common Mistakes

• Using calm to mean 'quiet' in every context; it can also describe a person’s mood, a verb action, or weather.
• Mixing up the adjective sense with the verb 'calm down.'
• Using tranquilize for everyday emotional calm; it usually means medical or animal sedation.
• Assuming calm always refers to weather; it often refers to people and situations.

Reviewed with OpenAI Decisions. Assessment: accurate. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.

Frequently Asked Questions

What is the main meaning of calm?

The most common everyday meaning is to be peaceful, quiet, and in control of your feelings.

Is calm a noun, verb, and adjective?

Yes. It can be a noun, a verb, or an adjective, and each use has a different sense.

What is a simple synonym for calm?

Serene is a close synonym for the adjective sense, while calmness and composure work for the noun sense.

What does calm down mean?

It means to become less upset, excited, or angry, or to help someone do that.

Reviewed with OpenAI Decisions. Assessment: accurate. Checked: 2026-10-25. AI assessment; not a guarantee of accuracy.