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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.

La Mirada 3, Warren 2: The Matadores won it in the bottom of the seventh on a bases loaded walk.

From Los Angeles Times • Apr. 14, 2026

They have also called on the government to build new permanent military bases in the north.

From BBC • Apr. 12, 2026

The US, China, France, Italy and Japan have military bases in the country.

From BBC • Apr. 11, 2026

Building new bases here would be costly and logistically challenging.

From The Wall Street Journal • Apr. 11, 2026

Bright-green mist spews from their bases with a sickening hiss.

From "The Last Cuentista" by Donna Barba Higuera

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.