from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An oxide with each molecule containing one oxygen atom.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. any oxide containing a single oxygen atom in each molecule or formula unit
from the GNU version of the Collaborative International Dictionary of English
- n. An oxide containing one atom of oxygen in each molecule.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an oxide containing just one atom of oxygen in the molecule
Formed as mon- + oxide; compare the earlier dioxide, pentoxide, and tetroxide. (Wiktionary)