Ex Definition

ĕks
exes
preposition
Without; exclusive of.
Ex dividend, ex interest.
Webster's New World
Free of any transport or handling charges incurred before removal from a given location.
Bought the goods ex warehouse.
American Heritage
Out of; free of.
Ex warehouse means “free of charges until removed from the warehouse”
Webster's New World
Of the (specified) college class, but not having graduated with it.
Wm. Jones, Yale ex '61
Webster's New World
noun
exes
One's divorced husband or wife.
Webster's New World
The letter x.
American Heritage
A former spouse or partner.
American Heritage

(colloquial) An ex-husband, ex-wife or ex-partner.

She broke up with her ex.
Wiktionary
Synonyms:
verb
To delete or cross out.
He exed each item off the to-do list.
American Heritage

To delete; to cross out.

Wiktionary
abbreviation
Examined.
Webster's New World
Examination.
American Heritage
Example.
Webster's New World
Exodus.
Webster's New World
Except.
American Heritage
prefix
Outside; out of; away from.
Exodontia.
American Heritage
Not; without.
Excaudate.
American Heritage
Former.
Ex-president.
American Heritage
affix
Forth, from, out.
Extubate.
Webster's New World
Beyond.
Exurb.
Webster's New World
Away from, out of.
Explant.
Webster's New World
Thoroughly.
Webster's New World
Upward.
Webster's New World
adjective
Previous, from.
Webster's New World Law
suffix
Used to construct company and product names that borrow meaning from the word to which added.
Wiktionary

Other Word Forms of Ex

Noun

Singular:
ex
Plural:
exes

Origin of Ex

  • Middle English from Old French from Latin and Greek eghs in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Imitative of the ending of Latin-derived words such as index and codex

    From Wiktionary

  • ME < OFr or L, akin to Gr ex-, exō-, ek- < IE base *eĝhs, out

    From Webster's New World College Dictionary, 5th Edition

  • Latin eghs in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From ex–

    From American Heritage Dictionary of the English Language, 5th Edition