chemical reaction

American  

[kem-i-kuhl ree-ak-shuhn] / ˈkɛm ɪ kəl riˈæk ʃən /

noun

1. Chemistry. reaction.

---

chemical reaction British  

noun

1. a process that involves changes in the structure and energy content of atoms, molecules, or ions but not their nuclei Compare nuclear reaction

---

chemical reaction Cultural  

1. A process in which atoms of the same or different elements rearrange themselves to form a new substance. While they do so, they either absorb heat or give it off.

---

Etymology

Origin of chemical reaction

First recorded in 1780–90

Example Sentences

The findings suggest that scientists may need to rethink how chemical reactions in water are modeled when electric fields are involved.

From Science Daily

Researchers combine those measurements with known chemical reactions to infer what may be happening deeper below the clouds.

From Science Daily

Non-antioxidants inhibit microbial growth or slow chemical reactions that cause spoilage.

From Science Daily

Many common products, including plastics and detergents, rely on chemical reactions that depend on catalysts made from precious metals such as platinum.

From Science Daily

They then analyzed the chemical reactions that followed.

From Science Daily

Related Words

• vicious circle