15-letter words containing a, u, t, h, o, r
- ultramarathoner — a person who takes part in an ultramarathon
- ultramicrofiche — ultrafiche.
- ultrasonography — a diagnostic imaging technique utilizing reflected high-frequency sound waves to delineate, measure, or examine internal body structures or organs.
- unauthoritative — having due authority; having the sanction or weight of authority: an authoritative opinion.
- uncopyrightable — not able to be copyrighted
- under one's hat — a shaped covering for the head, usually with a crown and brim, especially for wear outdoors.
- unseaworthiness — constructed, outfitted, manned, and in all respects fitted for a voyage at sea.
- venus hairstone — a variety of rutilated quartz, used as a gemstone.
- vermouth cassis — a mixed drink made with dry vermouth, crème de cassis, soda or mineral water, and cracked ice.
- water authority — an official body which is responsible for providing water
- weather through — to pass or go safely through a storm, peril, difficulty, etc.
- wreathed column — a column having a twisted or spiral form.
- youth orchestra — an orchestra that is made up of young musicians