noun
- a chemical compound containing two atoms of oxygen bonded to another element or radical
Usage: Also spelled dioxide; dioxid is an older or variant form; Common in chemistry and environmental contexts
Examples
- Carbon dioxid is released into the atmosphere when fossil fuels are burned.
- Sulfur dioxid is a major air pollutant produced by industrial processes.
- The laboratory experiment involved measuring the concentration of nitrogen dioxid.
- Plants absorb carbon dioxid during photosynthesis.
- Dioxid compounds are commonly found in nature and in manufactured products.