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ex-

Syllabification: ex-
(also e-)

Definition of ex- in English:

prefix

1Out; outside of: expand express
2Up and away; upward: excel extol
6Forming nouns (from titles of office, status, etc.) expressing a former state: ex-husband ex-convict

Origin

from Latin ex 'out of'.

Usage

Ex- is assimilated as ef- before f (as in effeminate). Exfiltrate and exfoliate and their derivatives are exceptions.

Definition of ex- in:

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Word of the day tenebrous
Pronunciation: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure