from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any substance formed by the union of two or more chemical elements in a fixed ratio, the union being a chemical bond.
- n. Any single substance, either compound or element
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
Sorry, no etymologies found.