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

unfailing

play
adjective un·fail·ing \ˌən-ˈfā-liŋ\

Simple Definition of unfailing

  • : never changing or becoming weaker even in difficult times

  • : always providing enough of what is needed

Full Definition of unfailing

  1. :  not failing or liable to fail: a :  constant, unflagging <unfailing courtesy> b :  everlasting, inexhaustible <a subject of unfailing interest> c :  infallible, sure <an unfailing test>

un·fail·ing·ly play \-liŋ-lē\ adverb

Examples of unfailing

  1. She is known for her unfailing optimism.

  2. <an unfailing judge of personal character>



14th Century

First Known Use of unfailing

14th century

Rhymes with unfailing


UNFAILING Defined for Kids

unfailing

play
adjective un·fail·ing \ˌən-ˈfā-liŋ\

Definition of unfailing

  1. :  not failing or likely to fail :  constant <unfailing support>

un·fail·ing·ly adverb <He is unfailingly punctual.>




Seen and Heard

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

WORD OF THE DAY

February 7, 2016

a slight offense

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

spindrift duvet kittly-benders pince-nez
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ