Barium
41barium oxide — n. a toxic, white powder, BaO, formed by decomposing barium carbonate at high temperature: it reacts vigorously with water to form the hydroxide …
42barium peroxide — n. a gray white powder, BaO2, used as a bleach and in making hydrogen peroxide: also barium dioxide …
43barium chloride — n a water soluble toxic salt BaCl2·2H2O used as a reagent in analysis and as a cardiac stimulant …
44barium sulfate — n a colorless crystalline insoluble salt BaSO4 occurring in nature as barite and used medically chiefly as a radiopaque substance * * * [USP] BaSO4, an odorless fine white powder used as a contrast medium in radiography of the digestive tract.… …
45barium titanate — barium ti·tan·ate tīt ən .āt n a white crystalline compound BaTiO3 used in hearing aids, phonograph pickups, and ceramic transducers …
46barium hydrate — barium hydroxide Ba(OH)2, a crystalline soluble base employed as a test for sulfates …
47BARIUM ad Albulam — oppid. lepidum Galliae in Campania provinc. sic dictum, quia ad Albulam fluv. sedet, in regione peramoena. Vinô suô celebratur. 10. leuc. a Trecis in ortum dictat. Bar sur Aube Gall …
48BARIUM ad Sequanam — urbecul. Gall. in Burgundiae Ducatu et Montanensi agro, prope confinia Campaniae ad Sequanam fluv. 5. leuc. supra Trecas, in Meridiem. Vide Barrum …
49BARIUM vulgo BAR — BARIUM, vulgo BAR oppid. munitum Poloniae, in provinc. Podoliae. Arcem habet in colle, et tota paludibus vallatur, ad amnem Kow …
50barium meal — noun count BRITISH a substance that you swallow before having an X RAY of your stomach …