from the GNU version of the Collaborative International Dictionary of English
- adj. Containing two equivalents of sulphur.
from The Century Dictionary and Cyclopedia
- In chem., an epithet applied to an acid (H2S2O6) formerly called hyposulphuric acid. It is a dibasic acid which cannot be isolated in the pure state, but forms crystallizable salts.
Sorry, no etymologies found.
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