K, k

noun, plural K's or Ks, k's or ks.
  1. the eleventh letter of the English alphabet, a consonant.
  2. any sound represented by the letter K or k, as in bilk, kit, or sick.
  3. something having the shape of a K.
  4. a written or printed representation of the letter K or k.
  5. a device, as a printer's type, for reproducing the letter K or k.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for ks


abbreviation for
  1. Kansas
  2. Kyrgyzstan (international car registration)
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

ks in Science


  1. Abbreviation of kelvin
  2. The symbol for potassium.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.