ardor.
Great warmth of feeling; fervor; passion.
Meaning & usage
Great warmth of feeling; fervor; passion.
Spirit; enthusiasm; passion.
Intense heat.
Where this word comes from
Etymology tree Proto-Indo-European *h₂eHs- Proto-Indo-European *-éh₁ti Proto-Indo-European *-yeti Proto-Indo-European *-éh₁yeti Proto-Indo-European *h₂eHs-eh₁yeti Proto-Italic *āzēō Latin āreō Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idus Latin āridus Latin ārdus ▲ Proto-Indo-European *-éh₁yeti Proto-Italic *-ējō Proto-Indo-European *-éh₁tiinflu. Proto-Italic *-ēō Latin -eō Latin ārdeō Proto-Indo-European *-os Proto-Indo-European *-s Proto-Indo-European *-ōs Proto-Italic *-ōs Latin -or Latin ārdorbor. Old French ardur Anglo-Norman ardourbor. Middle English ardour English ardor From Middle English ardour, ardowr, ardure, from Anglo-Norman ardour, from Old French ardur, from Latin ardor, from ardere (“to burn”).
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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.