1. Eye surgery that opens a passage allowing excess aqueous humour to drain into surrounding tissues; a treatment for glaucoma

Type of: eye operation, eye surgery

• handyman
• hang
• hang around
• hang back
• hang by a hair
• hang by a thread
• hang glide
• hang glider
• hang gliding
• hang in
• hang on
• hang together
• hang-up
• hangar
• hangar queen
• hangbird
• Hangchow
• hangdog
• hanger
• hanger-on
• hangi
• hanging
• hanging chad
• hanging fly
• Hanging Gardens of Babylon