15-letter words containing i, r, d, o, u
- video frequency — transmission frequency of the television picture.
- wheelchairbound — Confined to a wheelchair.
- winter flounder — any of various popular food flatfishes, as Parophrys vetulus of the Pacific (English sole) and Pseudopleuronectes americanus of the Atlantic (winter flounder or blackback flounder)
- wood turpentine — turpentine obtained from pine trees.
- ytterbium oxide — a colorless compound, Yb 2 O 3 , used in certain alloys and ceramics.
- zirconium oxide — Chemistry. a white, heavy, amorphous, odorless and tasteless, infusible, water-insoluble powder, ZrO 2 , used chiefly as a pigment for paints, an abrasive, and in the manufacture of refractory crucibles.