from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Alternative spelling of sulfonal.
from the GNU version of the Collaborative International Dictionary of English
- n. A substance employed as a hypnotic, produced by the union of mercaptan and acetone.
from The Century Dictionary and Cyclopedia
- n. Diethyl sulphon-di-methyl-methane, (CH3)2C.(C2H5SO2)2, a hypnotic of considerable value.
Sorry, no etymologies found.