Meaning & use
monoxide
A chemical compound formed from one oxygen atom bonded with another element.
See it in a sentence
Carbon monoxide is a colorless, odorless gas that is dangerous in enclosed spaces.
The lab measured nitrogen monoxide levels released by the factory's exhaust.
A note on using this word
Monoxide almost always appears combined with an element's name, most familiarly in carbon monoxide.
Words with a similar meaning
This term is best learned through its definition and examples.
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
dioxide
Make it your own
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