Added 10 October 2026 rockrose noun Categories: PlantsObscure Words noun ! Definition from WordNet 3.1, Princeton University. More about rockrose at Wordnik → Where our words come from → Any of numerous varieties of helianthemums having small rose-like yellow or white or reddish flowers. Small shrubs of scrub and dry woodland regions of southern Europe and North Africa; grown for their showy flowers and soft often downy and aromatic evergreen foliage. Origin From rock + rose. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: roserosewortrosidrosehiprosebushcistus Back to today's word