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bases

1 American  
[bey-seez] / ˈbeɪ siz /

noun

  1. plural of basis.


bases 2 American  
[bey-siz] / ˈbeɪ sɪz /

noun

  1. plural of base.


bases 1 British  
/ ˈbeɪsiːz /

noun

  1. the plural of basis

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

bases 2 British  
/ ˈbeɪsɪz /

noun

  1. the plural of base 1

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That operation, which involved U.S. naval and air escorts, was halted after Iran began attacking vessels, and Saudi Arabia restricted U.S. access to its bases and airspace.

From The Wall Street Journal • May 30, 2026

It did not say which, but Centcom later said a ballistic missile had been intercepted over Kuwait, where the US has several bases.

From BBC • May 28, 2026

Harding challenged Dudamel to a race around the bases, but before the pair could lace up their cleats, Dudamel quickly told him, “You will win.”

From Los Angeles Times • May 28, 2026

Utilities with large, contracted data center customer bases in high-growth corridors are being repriced from regulated infrastructure to strategic AI assets.

From MarketWatch • May 27, 2026

With their thick, clumsy bases, my mugs weighed in at close to five pounds each.

From "Me Talk Pretty One Day" by David Sedaris

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