ʻO ka Zinc oxide he meaʻokoʻa me ke ʻano kemika ZnO, ʻo ia ka ʻokikene o ka zinc.ʻAʻole hiki ke hoʻoheheʻe ʻia i ka wai, hiki ke hoʻoheheʻe ʻia i ka waikawa a me ka alkali ikaika.ʻO ka Zinc oxide kahi mea hoʻohui kemika maʻamau i hoʻohana nui ʻia i ka hana ʻana i nā plastics, nā huahana silicate, synthetic rubber, lubricants, paints, ointments, adhesives, food, batteries, flame retardants a me nā huahana ʻē aʻe.Loaʻa i ka Zinc oxide ka nui o ka ikehu band a me ka exciton hoʻopaʻa i ka ikehu, ke aniani kiʻekiʻe, a me ka hana luminescence maikaʻi loa ma ke ana wela.Hoʻohana ʻia ia i nā hōʻike aniani wai, nā transistors kiʻiʻoniʻoni lahilahi, nā diodes māmā a me nā huahana ʻē aʻe i ke kahua semiconductor.Eia kekahi, ua hoʻomaka pū nā microparticles o ka zinc oxide e pāʻani i kahi kuleana ma nā kahua pili e like me kahi nanomaterial.