TEAC may refer to:

TEAC Corporation, a Japanese electronics company TEAC Oval, a sports stadium in Port Melbourne, Australia Tetraethylammonium chloride, a chemical compound Trolox equivalent antioxidant capacity, a measure of antioxidant capacity Thorium Energy Alliance Conference TEAC Australia, an Australian electronics distributor of TEAC branded electronics manufactured by a generic electronics manufacturer in China. No affiliation with TEAC Japan or its manufacturers.