zinc oxide
Definitions
Construction
- A pigment used in paints to provide durability, color retention, and hardness, and to improve sag resistance. See also zinc white.
Electronics
- A white crystalline powder whose chemical formula is ZnO. Used, for instance, for galvanizing, as a UV absorber, and in optics, lasers, semiconductors, ceramics, photography, and piezoelectric devices.
Medical
- noun a compound of zinc and oxygen, which forms a soft white soothing powder used in creams and lotions
Sports
- noun a thick cream made with zinc that is used as a sunblock on the face
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