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monoclonal

American

[mon-uh-klohn-l] / ˌmɒn əˈkloʊn l /

adjective

pertaining to cells or cell products derived from a single clone.

noun

a monoclonal antibody or other monoclonal product.

Etymology

Origin of monoclonal

First recorded in 1910–15; mono- + clone + -al ¹

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.

See Examples For:

monoclonal

The strongest results came when the modified natural killer cells were combined with cetuximab, a monoclonal antibody that helps mark certain cancer cells for immune attack.

From Science Daily ● Aug. 25, 2026

It could also work for some medicines – such as monoclonal antibodies – which need to be kept in a fridge.

From BBC ● Aug. 5, 2026

The sick doctor received a monoclonal antibody treatment secured by HHS during transport and intensive care on arrival.

From The Wall Street Journal ● Jun. 3, 2026

The WHO research and development branch's technical advisory group on treatments has prioritised two monoclonal antibodies for clinical trials: Regeneron 3479 and Mapp Biopharmaceutical's MBP134.

From Barron's ● May 22, 2026

They used hybrids to create the first monoclonal antibodies, special proteins later used to create cancer therapies like Herceptin, and to identify the blood groups that increased the safety of transfusions.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023