transferrin

noun

trans·​fer·​rin tran(t)s-ˈfer-ən How to pronounce transferrin (audio)
: a beta globulin in blood plasma capable of combining with ferric ions and transporting iron in the body

Example Sentences

Recent Examples on the Web UConn also has commitments from Lee Molette, a 6-foot-3 all-around athlete from Brentwood, Tenn., and Tres Barbosa, a 295-pound lineman transferrin from Texas-El Paso, and Sokoya McDuffie, a defensive lineman from Old Dominion. Dom Amore, courant.com, 1 Feb. 2022 Her nasal drainage was later analyzed and tested positive for beta-2 transferrin, a marker that’s found almost exclusively in cerebrospinal (aka brain) fluid. Korin Miller, Health.com, 2 Oct. 2020 The organoid also pumped out standard human liver proteins, including albumin and transferrin. Beth Mole, Ars Technica, 22 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'transferrin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

Etymology

trans- + Latin ferrum "iron" + -in entry 1 — more at farrier

Note: The term was first suggested by Carl G. Holmberg and C.-G. Laurell in "Nature of Serum Copper and its Relation to the Iron-binding Protein in Human Serum," Acta Chemica Scandinavica, vol. 1 (1947), p. 950.

First Known Use

1947, in the meaning defined above

Time Traveler
The first known use of transferrin was in 1947

Dictionary Entries Near transferrin

Cite this Entry

“Transferrin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transferrin. Accessed 5 Dec. 2022.

Medical Definition

transferrin

noun

trans·​fer·​rin tran(t)s-ˈfer-ən How to pronounce transferrin (audio)
: a beta globulin in blood plasma capable of combining with ferric ions and transporting iron in the body

called also siderophilin

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