constant

adjective
con·​stant | \ ˈkän(t)-stənt How to pronounce constant (audio) \

Definition of constant

 (Entry 1 of 2)

1 : marked by firm steadfast resolution or faithfulness : exhibiting constancy of mind or attachment a constant friend
2 : invariable, uniform a constant flow should be stored at a constant temperature
3 : continually occurring or recurring : regular a constant annoyance suffers from constant headaches

constant

noun

Definition of constant (Entry 2 of 2)

: something invariable or unchanging: such as
a : a number that has a fixed value in a given situation or universally or that is characteristic of some substance or instrument
b : a number that is assumed not to change value in a given mathematical discussion
c : a term in logic with a fixed designation

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Other Words from constant

Adjective

constantly adverb

Choose the Right Synonym for constant

Adjective

faithful, loyal, constant, staunch, steadfast, resolute mean firm in adherence to whatever one owes allegiance. faithful implies unswerving adherence to a person or thing or to the oath or promise by which a tie was contracted. faithful to her promise loyal implies a firm resistance to any temptation to desert or betray. remained loyal to the czar constant stresses continuing firmness of emotional attachment without necessarily implying strict obedience to promises or vows. constant friends staunch suggests fortitude and resolution in adherence and imperviousness to influences that would weaken it. a staunch defender of free speech steadfast implies a steady and unwavering course in love, allegiance, or conviction. steadfast in their support resolute implies firm determination to adhere to a cause or purpose. a resolute ally

continual, continuous, constant, incessant, perpetual, perennial mean characterized by continued occurrence or recurrence. continual often implies a close prolonged succession or recurrence. continual showers the whole weekend continuous usually implies an uninterrupted flow or spatial extension. football's oldest continuous rivalry constant implies uniform or persistent occurrence or recurrence. lived in constant pain incessant implies ceaseless or uninterrupted activity. annoyed by the incessant quarreling perpetual suggests unfailing repetition or lasting duration. a land of perpetual snowfall perennial implies enduring existence often through constant renewal. a perennial source of controversy

Examples of constant in a Sentence

Adjective

He suffers from constant headaches. Her constant chatter was a nuisance. The house is in constant need of repairs. The scar serves as a constant reminder of the accident. a problem demanding constant attention The equipment should be stored at a constant temperature. He kept the car's speed constant. She has struggled to maintain a constant weight. They remained constant friends throughout their lives.

Noun

Her job was the one constant in her life.
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Recent Examples on the Web: Adjective

That creates an incentive, critics say, for breeders such as Passage to pump out cubs - and a constant supply of 100-day-old tigers that have outgrown their value. oregonlive.com, "The trouble with tigers in America," 13 July 2019 A few of San Diego’s biggest public companies have remained constant over the years, topping the local charts for their massive valuations and sizable workforce. Brittany Meiling, San Diego Union-Tribune, "4 San Diego companies that grew billions (and billions) while you weren’t looking," 8 July 2019 American improvement hinges on McKennie and Altidore Pulisic’s quality is pretty much constant. Brian Straus, SI.com, "After Handling Jamaica, Weather Delay, USMNT Gets Gold Cup Final vs. Mexico," 4 July 2019 Despite the shortage, the need for blood donations is constant and can require donations from new donors. Ramona Sentinel, "News Briefs: Holiday closures, blood drive," 3 July 2019 For the United States as a whole, this percentage is fairly constant over the survey years (2009, 2012, 2015, and 2018). Julie Heath, Cincinnati.com, "Region's Economy: The state of Ohio's financial capability," 2 July 2019 Throughout your career, remember to be proactive, agile, and in a constant state of learning. Liz Bentley, Marie Claire, "How to Climb the Corporate Ladder—No Matter Your Company," 1 July 2019 For Tan, the branches of government, as well as the government and the people, are in a constant state of tug-of-war. Madeline Mcgee, Anchorage Daily News, "Dunleavy vetoes $335,000 from Alaska judiciary budget over court’s abortion decisions," 30 June 2019 Through those years one thing that remained constant is her undeniable charm and inner beauty that radiates. Shalwah Evans, Essence, "ESSENCE Festival Headliner Mary J. Blige Gave Us 25 Years Of Beauty," 6 June 2019

Recent Examples on the Web: Noun

But there has been one constant: delays due to a shortage of skilled labor. Karen Schwartz, The Denver Post, "U.S. home projects, remodels suffering from worker shortage," 11 June 2019 For the next fifteen years, Beija would be the one constant in her life. oregonlive.com, "’Killing Eve’ producers developing a TV adaptation of Portland writer/illustrator Nicole J. Georges’ graphic novel," 4 June 2019 In the topsy-turvy, ever-changing, never-quiet era of President Trump, there is one constant: Americans’ views of President Trump himself. Gerald F. Seib, WSJ, "In Triumph or Tragedy, Views of Trump Don’t Waver," 1 Apr. 2019 The Celtics’ roster has undergone multiple facelifts in recent years, but amid all the trading, signing, drafting, and reshuffling, Marcus Smart has remained the one constant. Adam Himmelsbach, BostonGlobe.com, "Marcus Smart, now something of an elder statesman for the Celtics, is eager to help reboot the franchise," 25 June 2019 Independent of how long the process takes, one constant remains. Gustavo Solis, San Diego Union-Tribune, "This is how illegal cannabis dispensaries stay open in Chula Vista," 17 June 2019 The latest phase in Durant’s recovery from a strained right calf would unfold in private, which came as no surprise: An air of mystery has been the lone constant since Durant got injured in Game 5 of the Western Conference semifinals on May 8. Connor Letourneau, SFChronicle.com, "Warriors’ title chances could hinge on Kevin Durant’s return," 9 June 2019 Or has the Hubble constant changed over time—suggesting the presence of new, bizarre particles and forces? Michael Greshko, National Geographic, "What are gravitational waves?," 26 Mar. 2019 The two constants are that the car in question was/is a great value. Dan Neil, WSJ, "The Fun New Corolla Hatchback Puts the Toy in Toyota," 3 Jan. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'constant.' 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 constant

Adjective

14th century, in the meaning defined at sense 1

Noun

1832, in the meaning defined above

History and Etymology for constant

Adjective and Noun

Middle English, from Middle French, from Latin constant-, constans, from present participle of constare to stand firm, be consistent, from com- + stare to stand — more at stand

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Statistics for constant

Last Updated

16 Jul 2019

Look-up Popularity

Time Traveler for constant

The first known use of constant was in the 14th century

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More Definitions for constant

constant

adjective

English Language Learners Definition of constant

 (Entry 1 of 2)

: happening all the time or very often over a period of time
: staying the same : not changing
formal + literary : always loyal

constant

noun

English Language Learners Definition of constant (Entry 2 of 2)

: something that stays the same : something that does not change
technical : a quantity or number whose value does not change

constant

adjective
con·​stant | \ ˈkän-stənt How to pronounce constant (audio) \

Kids Definition of constant

1 : remaining steady and unchanged a constant temperature
2 : occurring continuously or following one after another constant headaches
3 : always faithful and true constant friends

Other Words from constant

constantly adverb

constant

adjective
con·​stant | \ ˈkän(t)-stənt How to pronounce constant (audio) \

Medical Definition of constant

 (Entry 1 of 2)

: remaining unchanged

Other Words from constant

constantly adverb

constant

noun

Medical Definition of constant (Entry 2 of 2)

: something invariable or unchanging especially : a number that has a fixed value in a given situation or universally or that is characteristic of some substance or instrument

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Comments on constant

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appealing forcibly to the mind or reason

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