Definition, Meaning & Synonyms
nitrogen
noun
/ˈnaɪtrədʒən/
Definition
A chemical element with symbol N and atomic number 7, nitrogen is a colorless, odorless gas that constitutes about 78% of the Earth’s atmosphere.
Examples
- Nitrogen is used in fertilizers to enhance plant growth.
- The air we breathe is mostly composed of nitrogen.
- Liquid nitrogen is often used in cryogenics.
Meaning
Nitrogen is essential for the production of amino acids, which are the building blocks of proteins, and is a crucial component of nucleic acids.
Synonyms
- None (nitrogen is a unique element)
