15-letter words containing d, e, r, m, o
- 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.