from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A pair of hydroxyl groups in a molecule
from The Century Dictionary and Cyclopedia
- In chem., containing two combining units of the radical hydroxyl (HO): as, tartaric acid is a dihydroxyl acid.
Sorry, no etymologies found.
Considered as dihydroxyl, it would explain the instability of this compound.
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