15-letter words containing r, a, d, i, o, u
- underpopulation — having a population lower than is normal or desirable.
- unearned income — income received from property, as interest, dividends, or the like.
- unextraordinary — beyond what is usual, ordinary, regular, or established: extraordinary costs.
- unindoctrinated — to instruct in a doctrine, principle, ideology, etc., especially to imbue with a specific partisan or biased belief or point of view.
- universal donor — a person with blood of group O.
- unskilled labor — work that requires practically no training or experience for its adequate or competent performance.
- untraditionally — in an untraditional fashion; not traditionally
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- upwardly mobile — See under vertical mobility (def 1).
- uranium dioxide — a black, crystalline compound, UO 2 , insoluble in water, used in nuclear fuel rods, in ceramics, and pigments.
- uropygial gland — a gland opening on the back at the base of the tail in most birds that secretes an oily fluid used by the bird in preening its feathers.
- wheelchairbound — Confined to a wheelchair.