can·​is·​ter | \ ˈka-nə-stər How to pronounce canister (audio) \
variants: or less commonly cannister

Definition of canister

1 : an often cylindrical container for holding a usually specified object or substance a film canister
2 : encased shot for close-range artillery fire
3 : a perforated metal box for gas masks with material to adsorb, filter, or detoxify airborne poisons and irritants

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Synonyms for canister


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Examples of canister in a Sentence

she put the store-bought cookies in a fancy canister to make them look homemade
Recent Examples on the Web That’s when he was struck in the chest with another tear gas canister the size of an Izze drink. oregonlive, "Burns, bloody wounds, broken bones: Injuries mount at Portland protests," 31 July 2020 Officers then fired a tear-gas canister toward a small group of people on Euclid Avenue. Cory Shaffer, cleveland, "Cleveland’s George Floyd protests went from an afternoon of peace to volatile in minutes: See the timeline," 2 June 2020 Police shot a canister near Binford-Ross in an effort to end the evening’s demonstration. oregonlive, "South Salem High’s Eddy Binford-Ross covers protests like a pro: 2020 senior portraits," 30 June 2020 The evaporative vent hose for the fuel tank may be disconnected, possibly allowing fuel to leak from the charcoal canister vent at the rear of the vehicle. USA TODAY, "Car recalls for June 18-25," 25 June 2020 Elia’s started when a customer requested a cake for a friend in the shape of a canister of Lysol disinfectant wipes. Washington Post, "Covid-shaped cakes and cupcakes are popping up in fine-dining restaurants, bakeries and home kitchens around the world," 9 July 2020 The second woman drew from a canister by her feet two foam cups steaming with tea. New York Times, "MIA couto," 8 July 2020 Taylor said officers had directed tear gas at another group, but someone kicked the canister over to the worship group. Ryan Martin, The Indianapolis Star, "Indianapolis councilors grill IMPD chief during four-hour committee meeting," 12 June 2020 Those plans were ultimately foiled by a dilophosaurus and the canister rolled down a hill as rain-soaked it into the mud. Nick Romano,, "Jurassic World: Dominion brings back mysterious Jurassic Park character," 26 June 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'canister.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of canister

1692, in the meaning defined at sense 1

History and Etymology for canister

Latin canistrum basket, from Greek kanastron wicker basket, from kanna reed — more at cane

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Time Traveler for canister

Time Traveler

The first known use of canister was in 1692

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Statistics for canister

Last Updated

7 Aug 2020

Cite this Entry

“Canister.” Dictionary, Merriam-Webster, Accessed 8 Aug. 2020.

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More Definitions for canister


How to pronounce canister (audio)

English Language Learners Definition of canister

: a container with a lid that is used for keeping dry products
: a plastic or metal container that is used for keeping a roll of film
: a metal case that contains gas or chemical substances and that bursts when it is fired from a gun


can·​is·​ter | \ ˈka-nə-stər How to pronounce canister (audio) \

Kids Definition of canister

: a small box or can for holding a dry product canisters of flour

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