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ENGLISH · A WORD WITH POSSIBILITIES

coolness.

Moderate chilliness.

8 characters2 syllables approx.English language

Meaning & usage

noun/ˈkuːlnəs/
  1. Moderate chilliness.

    uncountable · usually
  2. Calmness, confidence, or level-headedness.

    uncountable · usually
  3. Conflict or hostility or an instance of such that stands in contrast to expected friendliness or interest.

    countable · dated · usually
  4. Indifference or an instance of indifference; lack of friendliness or interest not necessarily rising to hostility.

    uncountable · usually
  5. Social advantage or enviability, typically due to traits like popularity, confidence, skill, or fashion.

    often · slang · uncountable · usually
Where this word comes from

From Middle English colnes, colnesse, from Old English cōlnes, cœ̄lnes, cēlnes (“coolness; cool air, breeze”), from Proto-West Germanic *kōlinassī, equivalent to cool + -ness. Cognate with Middle High German kuolnisse, küelnisse (“cooling, coolness”).

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.