degranulation

noun

de·​gran·​u·​la·​tion (ˌ)dē-ˌgra-nyə-ˈlā-shən How to pronounce degranulation (audio)
: the process of losing granules
specifically : the process by which cytoplasmic granules (as of mast cells) release their contents

Examples of degranulation in a Sentence

Recent Examples on the Web Mast cell degranulation, a process in which immune cells respond to foreign material in the respiratory tract, is not an allergic reaction. Sudiksha Kochi, USA TODAY, 1 Feb. 2022 That process is called degranulation, said Dr. Lauren Cohn, co-director of the Yale Center for Asthma and Airway Diseases. Sudiksha Kochi, USA TODAY, 1 Feb. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'degranulation.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

circa 1941, in the meaning defined above

Time Traveler
The first known use of degranulation was circa 1941

Dictionary Entries Near degranulation

Cite this Entry

“Degranulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/degranulation. Accessed 23 Feb. 2024.

Medical Definition

degranulation

noun
de·​gran·​u·​la·​tion (ˌ)dē-ˌgran-yə-ˈlā-shən How to pronounce degranulation (audio)
: the process of losing granules
specifically : the process by which cytoplasmic granules (as of mast cells) release their contents
degranulate intransitive verb
degranulated; degranulating

More from Merriam-Webster on degranulation

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