Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary


noun, \ˈtrüth\

Simple Definition of truth

  • the truth : the real facts about something : the things that are true

  • : the quality or state of being true

  • : a statement or idea that is true or accepted as true

Source: Merriam-Webster's Learner's Dictionary

Full Definition of truth

plural truths play \ˈtrüthz, ˈtrüths\

  1. 1a archaic :  fidelity, constancyb :  sincerity in action, character, and utterance

  2. 2a (1) :  the state of being the case :  fact (2) :  the body of real things, events, and facts :  actuality (3) often capitalized :  a transcendent fundamental or spiritual realityb :  a judgment, proposition, or idea that is true or accepted as true <truths of thermodynamics>c :  the body of true statements and propositions

  3. 3a :  the property (as of a statement) of being in accord with fact or realityb chiefly British :  true 2c :  fidelity to an original or to a standard

  4. 4 capitalized Christian Science :  god

in truth
  1. :  in accordance with fact :  actually

Examples of truth in a sentence

  1. At some point you have to face the simple truth that we failed.

  2. Their explanation was simpler but came closer to the truth.

  3. The article explains the truth about global warming.

  4. A reporter soon discovered the truth.

  5. Do you swear to tell the whole truth and nothing but the truth?

  6. Her story contains a grain of truth but also lots of exaggeration.

Origin of truth

Middle English trewthe, from Old English trēowth fidelity; akin to Old English trēowe faithful — more at true

First Known Use: before 12th century

Rhymes with truth


biographical name \ˈtrüth\

Definition of Truth

  1. Sojourner ca 1797–1883 Am. evangelist & reformer

Rhymes with truth

TRUTH Defined for Kids


noun \ˈtrüth\

Definition of truth for Students

plural truths \ˈtrüthz\

  1. 1 :  the body of real events or facts <He'll keep investigating until he finds the truth.>

  2. 2 :  the quality or state of being true <There is no truth in what she told you.>

  3. 3 :  a true or accepted statement or idea <I learned some hard truths about life.>

in truth
  1. :  in actual fact :  really

Seen and Heard

What made you want to look up truth? Please tell us where you read or heard it (including the quote, if possible).


tending to dismiss important matters

Get Word of the Day daily email!


Take a 3-minute break and test your skills!


Which of these is a synonym of nonplus?

disapprove perplex soothe reduce
Name That Thing

Test your visual vocabulary with our 10-question challenge!


Test Your Knowledge - and learn some interesting things along the way.