epichilium
noun
ep·i·chil·i·um
ˌepəˈkilēəm
variants or less commonly epichil or epichile
ˈepəˌkil
ˈ⸗⸗ˌkīl
plural epichilia
ˌ⸗⸗ˈkilēə
: the terminal lobe of the labellum in some orchids
Word History
Etymology
New Latin epichilium, from epi- + Greek cheilos lip + New Latin -ium