ardor

[ ahr-der ]
/ ˈɑr dər /
||

noun

great warmth of feeling; fervor; passion: She spoke persuasively and with ardor.
intense devotion, eagerness, or enthusiasm; zeal: his well-known ardor for Chinese art.
burning heat.
Also especially British, ar·dour.

Origin of ardor

1350–1400; Middle English < Latin, equivalent to ārd(ēre) to burn + -or -or1; replacing Middle English ardure < Old French ardur < Latin, as above; 17th century ardour < Anglo-French < Latin, as above
SYNONYMS FOR ardor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ardour

British Dictionary definitions for ardour

ardour

US ardor

/ (ˈɑːdə) /

noun

feelings of great intensity and warmth; fervour
eagerness; zeal

Word Origin for ardour

C14: from Old French ardour, from Latin ārdor, from ārdēre to burn
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012