Argon
Pronunciation: /ˈɑːrˌɡɑːn/
Argon (noun)
- A chemical element, a colourless gas in air, that reacts very slowly with other substances.
- Argon gas used to protect hot metal from air during welding and other metal work.
Examples
- Argon is an inert gas element used in sealed containers.
- In sealed containers, argon stays inert and does not react.