supplement

noun
sup·​ple·​ment | \ ˈsə-plə-mənt How to pronounce supplement (audio) \

Definition of supplement

 (Entry 1 of 2)

1a : something that completes or makes an addition
2 : a part added to or issued as a continuation of a book or periodical to correct errors or make additions
3 : an angle or arc that when added to a given angle or arc equals 180°

supplement

verb
sup·​ple·​ment | \ ˈsə-plə-ˌment How to pronounce supplement (audio) \
supplemented; supplementing; supplements

Definition of supplement (Entry 2 of 2)

transitive verb

: to add or serve as a supplement to does odd jobs to supplement his income

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Other Words from supplement

Verb

supplementation \ ˌsə-​plə-​ˌmen-​ˈtā-​shən How to pronounce supplementation (audio) , -​mən-​ \ noun
supplementer \ ˈsə-​plə-​ˌmen-​tər How to pronounce supplementer (audio) \ noun

Examples of supplement in a Sentence

Noun

the supplement to the encyclopedia First-class accommodation is available for a supplement.

Verb

She began supplementing her diet with vitamins.
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Recent Examples on the Web: Noun

In 1952, Revlon launched its Fire & Ice ad campaign, starring Vogue cover girl Dorian Leigh, and caused a stir with its kitschy quiz supplement designed to decide if one was, in fact, suited to this tried-and-true bold red. Lauren Valenti, Vogue, "10 Cult Classic Lipstick Shades Every Beauty Lover Must Know," 29 July 2019 The July 18, 1969, issue of TIME, with its special supplement on the moon, provides a detailed account of the original plans for the journey. Sanya Mansoor, Time, "Neil Armstrong and Buzz Aldrin Were Supposed to Nap After Landing on the Moon, But They Couldn't Wait to Walk," 18 July 2019 As a final proof of principle, Ahmed, Gordon, and their colleagues compared their supplements to standard recovery fare in about 60 malnourished Bangladeshi children for 1 month. Elizabeth Pennisi, Science | AAAS, "Starving children often don’t recover, even when fed enough. Restoring their gut bacteria could help," 11 July 2019 For students participating in Photography and Film & Video On Assignment projects, there is a supplement to cover the cost of equipment and other materials required for these assignments. National Geographic, "Terms & Conditions," 15 Sep. 2019 Joint practices are a supplement to, not a replacement for, preseason games. Globe Staff, BostonGlobe.com, "A few opinions on the state of the Patriots," 26 Aug. 2019 So, giving a human a technological supplement was enough to reduce the emotional hit of having another human being considered a superior fit for your job. John Timmer, Ars Technica, "People don’t want to see workers replaced by a robot—themselves excepted," 7 Aug. 2019 Women who are sensitive to dairy can take a calcium supplement of 1200 mg daily. Sara Twogood, Quartz, "The science behind why you crave carbs when you’re on your period," 7 Aug. 2019 The savings will be applied to a new income supplement for people living below the poverty line. New York Times, "A French Town’s Green Policies Aim to Win Over the Working Class," 25 July 2019

Recent Examples on the Web: Verb

Insurance companies that want to keep business will often offer to continue covering auto insurance for customers who had bundled coverage in the past, and then supplement the limited FAIR Plan, according to Bach, of United Policyholders. Emily Deruy, The Mercury News, "As fire season heats up, insurance companies drop long-time clients," 15 Sep. 2019 Those probes supplement investigations by the Justice Department, the Federal Trade Commission and the House Judiciary Committee. Washington Post, "Antitrust regulators pounce on Big Tech as probes widen," 10 Sep. 2019 Mitchell, meanwhile, supplemented a single-catch outing by putting up 166 all-purpose yards while showcasing his speed and escapability. Evan Dudley, al, "'Still a win’: Looking back at UAB’s struggles in victory over Alabama State," 31 Aug. 2019 The Sheriff’s Office is now supplementing their training to comply with state law. Lois K. Solomon, sun-sentinel.com, "Second Broward charter school faces closure for not having armed security," 27 Aug. 2019 Some have supplemented cooking duties with creating product lines. Ava Garcia, azcentral, "Everyone has a side hustle. These chefs are using theirs to change dining in Phoenix," 14 Aug. 2019 Get everyone healthy, supplement the core, and there’s still a chance this team could surge to a winning record and possibly a wild-card spot. Jon Tayler, SI.com, "The Nationals' Revival Has Been Miraculous. This Is Why We Wrote Them Off in May," 18 July 2019 The defendants supplemented the fraudulent tax returns for clients by filing false itemized deductions, business income expenses, tax credit information and other information to inflate tax refunds. Eric Heisig, cleveland.com, "Maple Heights tax preparer heads to prison for filing fraudulent returns," 15 July 2019 Jerry Brown and his successor, Gov. Gavin Newsom, to supplement federal outreach programs. Alexei Koseff, SFChronicle.com, "California spending big on census after Trump’s citizenship question fight," 6 Aug. 2019

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

Noun

14th century, in the meaning defined at sense 1a

Verb

1659, in the meaning defined above

History and Etymology for supplement

Noun

Middle English, from Latin supplementum, from supplēre to fill up, complete — more at supply entry 2

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Statistics for supplement

Last Updated

20 Oct 2019

Look-up Popularity

Time Traveler for supplement

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

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More Definitions for supplement

supplement

noun

English Language Learners Definition of supplement

 (Entry 1 of 2)

: something that is added to something else in order to make it complete
: an extra part that is added to a book or newspaper
British : an amount of money that must be paid in addition to the regular price

supplement

verb

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

: to add something to (something) in order to make it complete

supplement

noun
sup·​ple·​ment | \ ˈsə-plə-mənt How to pronounce supplement (audio) \

Kids Definition of supplement

 (Entry 1 of 2)

: something that supplies what is needed or adds to something else a food supplement

supplement

verb
sup·​ple·​ment | \ ˈsə-plə-ˌment How to pronounce supplement (audio) \
supplemented; supplementing

Kids Definition of supplement (Entry 2 of 2)

: to add to : complete Many workers supplement their incomes by doing odd jobs.

supplement

noun
sup·​ple·​ment | \ ˈsəp-lə-mənt How to pronounce supplement (audio) \

Medical Definition of supplement

 (Entry 1 of 2)

1 : something that completes or makes an addition

supplement

transitive verb
sup·​ple·​ment | \ ˈsəp-lə-ˌment How to pronounce supplement (audio) \

Medical Definition of supplement (Entry 2 of 2)

: to add a supplement to : serve as a supplement for utilizes…surgery to supplement the traditional treatmentTherapeutic Notes

Other Words from supplement

supplementation \ ˌsəp-​lə-​ˌmen-​ˈtā-​shən, -​mən-​ How to pronounce supplementation (audio) \ noun

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Comments on supplement

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