unfailing

adjective un·fail·ing \ ˌən-ˈfā-liŋ \

Definition of unfailing

: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

—

unfailingly

play \ˌən-ˈfā-liŋ-lē\ adverb

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Examples of unfailing in a Sentence

She is known for her unfailing optimism.
an unfailing judge of personal character

Recent Examples of unfailing from the Web

First, her unfailing kindness to her young fans, who are now legion.

— ellen mcgirt, Fortune, "How to Ask the Tough Questions About Race and Diversity," 24 Aug. 2017
A mild-mannered Manhattan lawyer of unfailing gentility and civility, Howard is no fire-breathing Cromwell.

— george f. will, The Mercury News, "George F. Will: Get the infrastructure shovels in the ground," 10 June 2017
That unfailing self-regard has not endeared him to the rest of the staff.

— glenn thrush, maggie haberman and sharon lafraniere, New York Times, "Jared Kushner’s Role Is Tested as Russia Case Grows," 28 May 2017
Through brilliant work by the cast and crew of Corona del Mar High School, the realms of fantasy and reality align to create a story centered on achieving a happy ending through unconditional sacrifice and unfailing effort.

— Orange County Register, "Corona del Mar High masterfully journeys ‘Into the Woods’," 7 Apr. 2017
Unfailing resilience is one truth, but the other is that attacks across Europe—in Paris, Brussels, Nice, Berlin, and London—have become increasingly regular during the past 18 months.

— henry porter, The Hive, "The Parliament Terror Plot Was Also an Attack on France," 23 Mar. 2017
Every detail of my stay was organized by Journey Mexico—including all reservations and private VIP tours—with unfailing expertise and graciousness.

— mary kaye schilling, Town & Country, "How to Plan a Trip to Mexico City," 18 Oct. 2016
Beginning in 1929, Lauritz Melchior virtually owned Tristan at the Met for decades, singing it 128 times with nearly unfailing power, consistency and musicality.

— micaela baranello, New York Times, "Taking On ‘Tristan,’ a Role That Demands Much of a Tenor," 25 Sep. 2016
Animal moms are legendary, from the humpback whale's unfailing devotion to her calf to the tiny poison dart frog who goes to great lengths to raise her helpless tadpoles.

— National Geographic, "Animal Mothers Remind Us a Lot of Our Own," 5 May 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unfailing.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.