Definition of "k" []

• The 11th letter of the modern English alphabet. (noun)
• Any of the speech sounds represented by the letter k. (noun)
• The 11th in a series. (noun)
• Something shaped like the letter K. (noun)
• Karat (abbreviation)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Any such forcing relation is consistent and monotone: for no sentence A and no k does k force both A and ¬A. if k ‰¤ k² and k forces"
• "N before g, the sound of ng ([n =]): sing, also n before k-- [n =] g, -- i [n =] k. bang song lank rang long bank sang strong sank hang thing tank wink cling sung sink swing lung think sing swung brink sting stung"
• "= 3 Sum {from k = 2 to ∞} 1/(k-1) ² - 3 Sum {from k = 2 to ∞} 1/k² substitute t = k-1 in the first sum"