from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Alternative form of sulfacid.
from the GNU version of the Collaborative International Dictionary of English
- n. An acid in which, to a greater or less extent, sulphur plays a part analogous to that of oxygen in an oxyacid; thus, thiosulphuric and sulpharsenic acids are sulphacids; -- called also sulphoacid. See the Note under acid, n., 2.
from The Century Dictionary and Cyclopedia
- n. An acid in which sulphur takes the place of oxygen; a sulpho-acid.
Sorry, no etymologies found.