chemistry
//ˈkɛmɪstri//
Noun
1
The scientific study of the structure, properties, composition, and reactions of matter, especially at the atomic and molecular level.
She is studying chemistry at university.
2
The chemical composition and properties of a substance or system.
Scientists are studying the chemistry of the ocean water.
3
A strong mutual attraction or emotional connection between people.
There was instant chemistry between them when they first met.