Added 9 October 2026 woollen noun Categories: ThingsRare Words noun ! Definition from WordNet 3.1, Princeton University. More about woollen at Wordnik → Where our words come from → A fabric made from the hair of sheep. adjective Of or related to or made of wool. a woolen sweater Related Words: woolenwoolfleeceyarndraperstringlainedrapersfleecylanatelanuginouslaniferous Back to today's word