synechia

noun
syn·​e·​chia | \ si-ˈnek-ē-ə How to pronounce synechia (audio) , -ˈnēk- How to pronounce synechia (audio) \
plural synechiae\ -​ē-​ˌē How to pronounce synechiae (audio) , -​ˌī How to pronounce synechiae (audio) \

Medical Definition of synechia

: an adhesion of parts and especially one involving the iris of the eye: as
a : adhesion of the iris to the cornea

called also anterior synechia

b : adhesion of the iris to the crystalline lens

called also posterior synechia