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Definitions

molecule

[mol-uh-kyool] / ˈmɒl əˌkyul /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This marks the first time this molecule has been clearly linked to how the disease develops and progresses.

From Science Daily • Mar. 24, 2026

MiR-93 is a small RNA molecule found in liver cells that controls the activity of certain genes.

From Science Daily • Mar. 24, 2026

On Friday the patent on semaglutide - the molecule behind Danish drugmaker Novo Nordisk's blockbuster weight-loss drugs Wegovy and Ozempic - expires in the country.

From BBC • Mar. 17, 2026

"We don't want side effects arising from poor-quality medicines and giving the molecule itself a bad name."

From BBC • Mar. 17, 2026

With DNA too, Watson and Crick realized, the form of the molecule had to be intrinsically linked to function.

From "The Gene" by Siddhartha Mukherjee