Added 9 October 2026 ardour noun Categories: FeelingsRare Words noun ! Definition from WordNet 3.1, Princeton University. More about ardour at Wordnik → Where our words come from → A feeling of strong eagerness (usually in favor of a person or cause). they were imbued with a revolutionary ardor Intense feeling of love. Feelings of great warmth and intensity. he spoke with great ardor Related Words: elanzealfireardorfervidnessfervourfervorfervencydedicationtemperdiligenceheat Back to today's word