a white, crystalline, water-insoluble, poisonous solid, BaS 2 O 3 ⋅H 2 O, used chiefly in the manufacture of explosives, matches, paints, and varnishes.
- Barium titanate
a crystalline compound, BaTiO 3 , used to make ferroelectric ceramics for capacitors and also used in transducers. noun a crystalline ceramic used in capacitors and piezoelectric devices. Formula: BaTiO3
- Barium x-ray
GI series. gastrointestinal series: x-ray examination of the upper or lower gastrointestinal tract after barium sulfate is given rectally (barium enema) or orally as a contrast medium.
- Barium yellow
See under barium chromate. a yellow, crystalline compound, BaCrO 4 , used as a pigment (barium yellow)
the abrupt, harsh, explosive cry of a dog. a similar sound made by another animal, as a fox. a short, explosive sound, as of firearms: the bark of a revolver. a brusque order, reply, etc.: The foreman’s bark sent the idlers back to their machines. a cough. (of a dog or other animal) to utter […]