ex-

ex-¹

a prefix meaning "out of," "from," and hence "utterly," "thoroughly," and sometimes imparting a privative or negative force or indicating a former title, status, etc.; freely used as an English formative: exstipulate; exterritorial; ex-president (former president); ex-member; ex-wife.

Also, e-, ef-.

[ < L, comb. form of ex, e (prep.) out (of), from, beyond]

ex-²

var. of exo-.

ex-³

a prefix identical in meaning with ex- ¹, occurring before vowels in words of Greek origin: exarch; exegesis.

Also, ec-.

[ < Gk comb. form of ex, ek, out (of), from, beyond; see EC-, EX-¹]

* * *