bases

¹ American

[bay-seez] / ˈbeɪ siz /

noun

plural of basis.

bases ² American

[bay-siz] / ˈbeɪ sɪz /

noun

plural of base.

bases ¹ British

/ ˈbeɪsiːz /

noun

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

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

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See Examples For:

bases

That 1960 pact is often accused of rendering US military bases virtually extraterritorial and immune to Japan's domestic laws.

From Barron's ● Oct. 9, 2026

In defence news, following the series of arrests at UK air bases, the Times adds that the country's most senior military officer "insists" the bases are secure.

From BBC ● Oct. 9, 2026

The new division, dubbed XP, aims to help Xbox’s roster of videogames grow their fan bases, and connect with them more deeply, Microsoft said Thursday.

From The Wall Street Journal ● Oct. 8, 2026

Then in the top of the seventh inning, the Dodgers loaded the bases with a single from Teoscar Hernández, a walk from pinch-hitting rookie Josue De Paula, and a five-pitch walk from Kyle Tucker.

From Los Angeles Times ● Oct. 8, 2026

“Three. Five-tool talents can fly. They steal bases and take extra bases.”

From "A High Five for Glenn Burke" by Phil Bildner

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023