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unimolecular

/ˌjuːnɪməˈlɛkjʊlər/ adjective · British & US
Valid in UK
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What does unimolecular mean?

The term unimolecular refers to something that relates to or consists of a single molecule. In chemistry, it is often used to describe a type of reaction that involves only one molecule, as opposed to bimolecular or termolecular reactions that involve two or three molecules, respectively. This concept is crucial in understanding various chemical processes and is a fundamental aspect of physical chemistry. The term is also used more broadly to describe layers or structures that consist of a single molecule in thickness. Unimolecular is a useful word for scientists and researchers working in fields related to chemistry and molecular biology.

adjective

Relating to or consisting of a single molecule. Describing a chemical reaction that involves only one molecule.

Senses
  1. Relating to a single molecule
  2. Describing a chemical reaction involving one molecule
Example

"The unimolecular reaction was a key step in the synthesis of the complex molecule."

More examples

"The unimolecular layer of surfactant reduced the surface tension of the water."

"Unimolecular reactions are often studied in the field of physical chemistry."

Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.

Etymology of unimolecular

The word unimolecular originates from the prefix 'uni-', meaning 'one', and 'molecular', relating to molecules. The term has been in use since the early 20th century to describe chemical reactions and structures at the molecular level.

How unimolecular is actually used

Typically used in formal or technical contexts, especially in chemistry and physics.

What's another word for unimolecular?

What's the opposite of unimolecular?

Rhymes with unimolecular