Degranulation | Definition of Degranulation by Merriam-Webster.

What is the function of degranulation?

Degranulation is a cellular process that releases antimicrobial cytotoxic or other molecules from secretory vesicles called granules found inside some cells. It is used by several different cells involved in the immune system, including granulocytes (neutrophils, basophils, and eosinophils) and mast cells.

What does granule mean in English?

1 : a small particle especially : one of numerous particles forming a larger unit. 2 : any of the small short-lived brilliant spots on the sun's photosphere.