Q

1

or q

[ kyoo ]

noun,plural Q's or Qs, q's or qs.
  1. the 17th letter of the English alphabet, a consonant.

  2. any spoken sound represented by the letter Q or q, as in quick, acquit, or Iraq.

  1. something having the shape of a Q.

  2. a written or printed representation of the letter Q or q.

  3. a device, as a printer's type, for reproducing the letter Q or q.

Other definitions for Q (2 of 6)

Q2

abbreviation
  1. quarterly.

Other definitions for Q (3 of 6)

Q3

Symbol.
  1. the 17th in order or in a series.

  2. (sometimes lowercase) the medieval Roman numeral for 500.: Compare Roman numerals.

  1. Biochemistry. glutamine.

  2. Physics. heat (def. 7).

  3. Thermodynamics. a unit of heat energy, equal to 1018 British thermal units (1.055 × 1021 joules).

  4. Also called Q-factor .Electronics. the ratio of the reactance to the resistance of an electric circuit or component.

  5. Biblical Criticism. the symbol for material common to the Gospels of Matthew and Luke that was not derived from the Gospel of Mark.

Other definitions for q. (4 of 6)

q.1

abbreviation
  1. farthing.

Origin of q.

4
From the Latin word quadrāns

Other definitions for q. (5 of 6)

q.2

abbreviation
  1. quart; quarts.

  2. query.

  1. question.

  2. quintal.

  3. quire.

Other definitions for Q. (6 of 6)

Q.

abbreviation
  1. quarto.

  2. Quebec.

  1. Queen.

  2. question.

  3. (in Guatemala) quetzal; quetzals.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use Q in a sentence

British Dictionary definitions for q (1 of 5)

q

symbol for
  1. quintal

British Dictionary definitions for q (2 of 5)

q

Q

/ (kjuː) /


nounplural q's, Q's or Qs
  1. the 17th letter and 13th consonant of the modern English alphabet

  2. a speech sound represented by this letter, in English usually a voiceless velar stop, as in unique and quick

British Dictionary definitions for Q (3 of 5)

Q

symbol for
  1. chess queen

  2. question

  1. physics heat

abbreviation for
  1. text messaging queue

British Dictionary definitions for q. (4 of 5)

q.

abbreviation for
  1. quart

  2. quarter

  1. quarterly

British Dictionary definitions for Q. (5 of 5)

Q.

abbreviation for
  1. quartermaster

  2. Also: q plural Qq or qq quarto

  1. Queen

  2. question

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

Other Idioms and Phrases with Q

Q

see mind one's p's and q's.

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