kilobyte

[ kil-uh-bahyt ]

nounComputers.
  1. 1024 (210) bytes.

  2. (loosely) 1000 bytes. Symbol: K, KB

Origin of kilobyte

1
First recorded in 1965–70; kilo- + byte

Words Nearby kilobyte

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for kilobyte

kilobyte

/ (ˈkɪləˌbaɪt) /


noun
  1. computing 1024 bytes: Abbreviation: KB, kbyte See also kilo- (def. 2)

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

Scientific definitions for kilobyte

kilobyte

[ kĭlə-bīt′ ]


  1. A unit of computer memory or data storage capacity equal to 1,024 (that is, 210) bytes.

  2. One thousand bytes. See Note at megabyte.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.