macroglobulin

noun

mac·​ro·​glob·​u·​lin ˌma-krō-ˈglä-byə-lən How to pronounce macroglobulin (audio)
: a highly polymerized globulin (such as IgM) of high molecular weight

Word History

Etymology

borrowed from German Makroglobulin, from makro- macro- + Globulin globulin

First Known Use

1952, in the meaning defined above

Time Traveler
The first known use of macroglobulin was in 1952

Browse Nearby Words

Cite this Entry

“Macroglobulin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/macroglobulin. Accessed 3 Mar. 2025.

Medical Definition

macroglobulin

noun
mac·​ro·​glob·​u·​lin ˌmak-rō-ˈgläb-yə-lən How to pronounce macroglobulin (audio)
: a highly polymerized globulin (as IgM) of high molecular weight
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