Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun barium_sulphate

2 senses of barium sulphate

Sense 1
barium sulphate, barium sulfate, blanc fixe -- (a white insoluble radiopaque powder used as a pigment)
       => sulfate, sulphate -- (a salt or ester of sulphuric acid)

Sense 2
heavy spar, barite, barytes, barium sulphate -- (a white or colorless mineral (BaSO4); the main source of barium)
       => mineral -- (solid homogeneous inorganic substances occurring in nature having a definite chemical composition)