domatium
noun
do·ma·tium
dōˈmāsh(ē)əm
plural domatia
-(ē)ə
: a portion of a plant (as on or in a leaf) modified to form a chamber or other form of shelter for insects, mites, or fungi
Word History
Etymology
New Latin, from Greek dōmation small house, bedroom, diminutive of dōma house; akin to Greek domos house