noun
annex
A-nehks
noun
1
A separate or attached building added to a larger one.
"The overflow guests stayed in the hotel's annex."
"A new annex was built behind the school to house the library."
2
A section added to the end of a document, listing extra material.
"See the annex for the full list of participants."
verb
1
To take control of territory and incorporate it into one's own country, typically by force.
"The empire annexed the neighboring kingdom after a brief war."
"The treaty formally annexed the disputed province."
How to Use Annex
Learner’s notesIn plain EnglishTo attach one thing to another — a building extension, a document supplement, or (in politics) territory absorbed into a state.
Easily confused with
Common pairings
annex a building
annex territory
Word Forms
annexed past tense, annexes plural, annexes singular
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The overflow guests stayed in the hotel's _____.
Etymology
From French annexe, from Latin annexus, "attached" or "bound to."