- ex-
-
I. prefix
Etymology: Middle English, from Anglo-French & Latin; Anglo-French, from Latin (also, prefix with perfective and causative value), from ex out of, from; akin to Greek ex, ex- out of, from Old Church Slavic iz
1. out of ; outside <exclave> 2. not <exstipulate> 3. [Middle English, from Late Latin, from Latin] former <ex-president> II. — see exo-
New Collegiate Dictionary. 2001.