English

ex-president

From ex- + president.

A compound of ex- + president

Proto-Indo-European *eǵ-

Latin ex ‘out of, from’

English ex-

Latin praesideō ‘preside over’

Latin praesidēns ‘presiding over’

Old French president

Today it means

noun A former president.

Language periods are conventional ranges, not dates for this word.

Etymograph / ex-president