BARIUM SULPHATE
\bˈe͡əɹi͡əm sˈʌlfe͡ɪt], \bˈeəɹiəm sˈʌlfeɪt], \b_ˈeə_ɹ_iə_m s_ˈʌ_l_f_eɪ_t]\
Definitions of BARIUM SULPHATE
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a white or colorless mineral (BaSO4); the main source of barium
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a white insoluble radiopaque powder used as a pigment
By Princeton University
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