canister
noun
can·is·ter
ˈka-nə-stər 
variants
or less commonly cannister
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
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
Then troopers and sheriff's deputies, some on horseback, attacked, beating people with batons and launching tear gas canisters.
—
Marisa Peñaloza, NPR, 9 Mar. 2025
An additional 63 canisters of waste rest horizontally nearby, including 13 filled with material from the dismantlement project.
—Rob Nikolewski, San Diego Union-Tribune, 4 Mar. 2025
Large homes can benefit from a canister vacuum with their large capacities.
—Nashia Baker, Architectural Digest, 30 Jan. 2025
The lander will then grab the sample tubes using a spare robotic arm developed for Perseverance's mission, placing them in a canister aboard the MAV.
—Mike Wall, Space.com, 7 Jan. 2025
See All Example Sentences for canister
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Marisa Peñaloza, NPR, 9 Mar. 2025
An additional 63 canisters of waste rest horizontally nearby, including 13 filled with material from the dismantlement project.
—Rob Nikolewski, San Diego Union-Tribune, 4 Mar. 2025
Large homes can benefit from a canister vacuum with their large capacities.
—Nashia Baker, Architectural Digest, 30 Jan. 2025
The lander will then grab the sample tubes using a spare robotic arm developed for Perseverance's mission, placing them in a canister aboard the MAV.
—Mike Wall, Space.com, 7 Jan. 2025
See All Example Sentences for canister
Cite this Entry
“Canister.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/canister. Accessed 23 Mar. 2025.
Copy CitationKids Definition
canister
noun
can·is·ter
variants
also cannister
: a small box or can for holding a dry product (as coffee, flour, or sugar)
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