The story
- Medieval Latin · derived fromconjūnctīva“serving to connect, connective”
- English todayconjunctiva
From 1540s late Middle English, borrowing from Medieval Latin conjūnctīva (“serving to connect, connective”, feminine), ellipsis of membrāna conjūnctīva (“conjunctive membrane”).
Etymology from Wiktionary, CC BY-SA 4.0.