1 reliable | Definition of reliable

reliable

adjective
re·​li·​able | \ ri-ˈlÄ«-É™-bÉ™l How to pronounce reliable (audio) \

Definition of reliable

 (Entry 1 of 2)

1 : suitable or fit to be relied on : dependable
2 : giving the same result on successive trials

reliable

noun

Definition of reliable (Entry 2 of 2)

: one that is reliable

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Other Words from reliable

Adjective

reliableness noun
reliably \ ri-​ˈlÄ«-​É™-​blÄ“ How to pronounce reliably (audio) \ adverb

Synonyms & Antonyms for reliable

Synonyms: Adjective

calculable, dependable, good, responsible, safe, secure, solid, steady, sure, tried, tried-and-true, true, trustable, trustworthy, trusty

Antonyms: Adjective

dodgy [chiefly British], uncertain, undependable, unreliable, unsafe, untrustworthy

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Examples of reliable in a Sentence

Adjective

He's not very reliable. You can't always count on him to do what he says he'll do. We can't write a report without reliable data. We need more reliable information before we can take action.
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Recent Examples on the Web: Adjective

As a result, the finding that risk increased for those who worked there for at least six months is less reliable, researchers said. Marilynn Marchione, Los Angeles Times, "Firefighter study links time spent at 9/11 site in New York with risk of heart problems," 6 Sep. 2019 Long snapper Don Muhlbach, the final part of the battery, is old reliable entering his 16th NFL season. Dave Birkett, Detroit Free Press, "Detroit Lions' defense, special teams: What to expect from 2019 crew," 5 Sep. 2019 But Green is more knowledgeable of the system and perhaps more reliable. Teddy Greenstein, chicagotribune.com, "6 things to know about Northwestern’s opener at Stanford, starting with the big question: Will it be Hunter Johnson or TJ Green at QB?," 27 Aug. 2019 More Stories Social media put award shows into ongoing crisis years ago, and the VMAs—once a reliable source of zany scandals and career-crowning moments—have been especially snoozy and pointless lately. Spencer Kornhaber, The Atlantic, "The VMAs Were the End of Reality," 27 Aug. 2019 These stainless steel spoons by Cuisipro are our top pick for sturdy, reliable measuring spoons. Samantha Gordon, USA TODAY, "The 5 best Amazon deals you can get this Thursday," 1 Aug. 2019 Also starring for the softball team was senior shortstop Alyssa Hernandez, who was reliable with the bat and glove once again while providing the Falcons with leadership. Charles Rich, Glendale News-Press, "Looking Back: Crescenta Valley registers multiple championships in 2018-19 season," 31 July 2019 But adhesive can be more reliable in certain cases because a dashboard’s irregular surface might prevent a good suction bond. Julio Ojeda-zapata, Twin Cities, "MN drivers: If you want to use your phone in the car, you’ll need a mount. Here’s how to select one.," 25 July 2019 Frank had helped me set up my generator, and now my heat was slightly more reliable. Ted Conover, Harper's magazine, "The Last Frontier," 22 July 2019

Recent Examples on the Web: Noun

Some are venerable right-wing reliables like National Review, The Washington Times, or Newsmax. Alex Shephard, The New Republic, "The Boundless Grift of Right-Wing Media Watchdogs," 4 Sep. 2019 Atleti's biggest transformation comes at the heart of their defence, as old reliables Filipe Luis, Juanfran and captain Diego Godin were released when their contracts expired. SI.com, "Atlético Madrid: 6 Reasons for Los Rojiblancos Fans to Be Optimistic This Season," 19 Aug. 2019 The general public now, however, would see Mr. Trump’s generals as the reliables, the dependables, the sophisticates of the administration. Peggy Noonan, WSJ, "Let Calm and Cool Trump ‘Fire and Fury’," 10 Aug. 2017 North Korea's weekend launch of an intermediate-range ballistic missile further demonstrated that the country is consistently trying to come up with new, better ways to keep its nuclear deterrent reliable and safe from attack. Kyle Mizokami, Popular Mechanics, "What's Different About North Korea's Latest Missile Test," 13 Feb. 2017 Also submitted for our hilarity are such reliables as the pot-smoking old lady and the elaborate cake that will never reach the finale intact. Jeannette Catsoulis, New York Times, "Review: At ‘Table 19,’ Random Wedding Guests Straining to Laugh," 2 Mar. 2017

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

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First Known Use of reliable

Adjective

1569, in the meaning defined at sense 1

Noun

1852, in the meaning defined above

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More Definitions for reliable

reliable

adjective

English Language Learners Definition of reliable

: able to be trusted to do or provide what is needed : able to be relied on
: able to be believed : likely to be true or correct

reliable

adjective
re·​li·​able | \ ri-ˈlÄ«-É™-bÉ™l How to pronounce reliable (audio) \

Kids Definition of reliable

: fit to be trusted or relied on: dependable reliable information

Other Words from reliable

reliably \ -​blÄ“ \ adverb

reliable

adjective
re·​li·​able | \ ri-ˈlÄ«-É™-bÉ™l How to pronounce reliable (audio)