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Definition of chamber

chamber

/ˈtʃeɪm.bər/
cham · ber

Plural:chambers
•
Adjective:chambered
•
Past Simple:chambered
•
Past Participle:chambered
•
Present Participle:chambering
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chamber Lexical Profile

chamber Game Scores & Validity

• noun

1

A large room used for formal, public, or legislative events, or historically a private bedroom.

Example

"The senators gathered in the main chamber to debate the proposed environmental legislation."


2

One of the houses of a parliament or legislature, or a council organized to promote commercial and civic interests.

Example

"The bill was approved by the lower chamber and now awaits a vote in the senate."


3

An enclosed space, cavity, or compartment within a machine, natural structure, or living organism (such as a section of the heart).

Example

"Oxygenated blood flows into the left chamber of the heart before being pumped throughout the body."


4

A judge's private office, or (in the plural) the offices used by barristers where legal business not requiring a courtroom is conducted.

Example

"The judge asked the two attorneys to step into her chambers to discuss the admissibility of the evidence."

Synonyms
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• verb

1

To place or load a cartridge into the firing compartment of a firearm, or to manufacture a gun to hold a specific size of ammunition.

Example

"The vintage target rifle was originally chambered for a smaller, low-recoil cartridge."


2

To enclose or confine in a room or compartment, or to divide a structure into separate cavities.

Example

"The nautilus shell is naturally chambered into a spiral series of gas-filled compartments."

Synonyms
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Antonyms
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• Rhymes for chamber

Word Origin & Etymology

Borrowed from Old French 'chambre', from Late Latin 'camera' (meaning 'a room'), which originally comes from Ancient Greek 'kamara' ('anything with an arched cover or vaulted roof'), sharing the same root as the modern word 'camera'.

Cite this Entry


Wordmom. (2026). Definition of Chamber. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/chamber
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