mycetocyte
/mʌɪˈsiːtə(ʊ)sʌɪt/Entomology
noun
Any of the large cells found in certain insects, especially homopteran bugs and bird lice, which contain symbiotic microorganisms, usually yeasts or bacteria, and sometimes form a distinct organ (a mycetome).
Origin
1920s; earliest use found in American Naturalist. From myceto- + -cyte, after German Mycetocyt.