his·​tio·​cy·​to·​sis -ˈtō-səs How to pronounce histiocytosis (audio)
plural histiocytoses -ˌsēz How to pronounce histiocytosis (audio)
: abnormal multiplication of macrophages
Langerhans cell histiocytosis
broadly : a condition characterized by such multiplication

Dictionary Entries Near histiocytosis

Cite this Entry

“Histiocytosis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/histiocytosis. Accessed 19 Jul. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!