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

Beyond conventional multivitamins, a new generation of supplements have emerged in the last several years. Markham Heid, Good Housekeeping, "8 Easy Tricks for a Much Happier Day," 6 Aug. 2018 But experts say there’s no proof of their safety or efficacy and, like all supplements, they aren’t regulated by the FDA. Optimizing sleep. Maridel Reyes, Glamour, "'Biohacking' Your Anxiety Is a Buzzy Practice—but What Does It Actually Mean?," 16 Oct. 2018 Americans routinely ignore this advice and gobble up supplements. NBC News, "Vitamin supplements don't lower cardiovascular risk, study finds," 10 July 2018 Loads with less cream are routed to a facility that removes whey from the milk to produce nutritional supplements. Robyn Metcalfe, WSJ, "The Life Story of Your Supermarket Chicken: Food Tracking Goes High-Tech," 21 Feb. 2019 Emrata's secret to growing longer and stronger hair isn't by popping pills or supplements. Jenna Rosenstein, Harper's BAZAAR, "Watch Emily Ratajkowski's Nightly Beauty Routine," 5 Feb. 2019 From there, incorporate the tool into your training as an occasional supplement—not an every-single-time thing. Jenny Mccoy, SELF, "This Exercise Tool Can Help You Finally Master Push-ups," 5 Feb. 2019 In addition to the 2.4GHz and 5GHz bands currently in use by Wi-Fi routers and other devices, 60GHz technology is expected to be sort of a high-speed, short-range supplement. Mark Hachman, PCWorld, "Qualcomm begins shipping 802.11ay silicon for mobile devices and applications, including VR and UHD video," 17 Oct. 2018 The use of these bucket-list supplements in no way constitutes cheating. William Sertl, WSJ, "Brief, Breezy and Foolproof Itineraries to 6 European Cities," 16 Jan. 2019

Recent Examples on the Web: Verb

In order to circumvent this shady behavior, Global Fishing Watch started supplementing beacon locations with data from earth-observation satellites. David Hambling, Popular Mechanics, "How Small Satellites Will Help Police Earth's Vast Oceans," 4 Feb. 2019 On Saturday, Avendano pulled a nighttime shift for Caviar, the food-delivery service, to supplement his full-time income at Sparrow, a courier service. Ronnie Polaneczky, Philly.com, "Admit it, Philly: Protected bike lanes would've saved Pablo Avendano | Ronnie Polaneczky," 15 May 2018 TROY Red Cross Blood Drive The City of Troy is sponsoring a Red Cross Blood Drive to help supplement critically low blood supplies. Brendel Hightower, Detroit Free Press, "Things to do in metro Detroit - week of April 22 and beyond," 24 Apr. 2018 The regulations are the result of a two-year public review process in which an expert panel decided that the regulations were necessary for public health and to supplement existing drinking water supplies with recycled water. Fox News, "California to add recycled sewer water to the state reservoirs," 7 Mar. 2018 Cape Town residents recently visited a natural spring near the city’s iconic Table Mountain to supplement their municipal water supply. Gabriele Steinhauser, WSJ, "Parched South Africa City Struggles to Avoid ‘Day Zero’: Water Shutdown," 3 Mar. 2018 Extra volunteers have been recruited to help travelers with airport wayfinding and extra space has been arranged for all the taxis, rental cars, limos and Uber and Lyft cars that will be supplementing public transportation options at the airport. Harriet Baskas, NBC News, "Hand warmers and hip-hop: How Minneapolis is preparing for the Super Bowl," 3 Feb. 2018 Others bought a new house and decided to rent their old one, while others still were more deliberate and bought a rental unit or two to supplement their income. Jeff Andrews, Curbed, "Online property management tools are moving the landlord-tenant relationship to the internet," 7 Nov. 2018 Sears was born in 1886, when Richard W. Sears began selling watches to supplement his income as a railroad station agent in North Redwood, Minnesota. Allen G. Breed, The Seattle Times, "Girdles and socket wrenches: Sears was the Amazon of its day," 16 Oct. 2018

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

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Statistics for supplement

Last Updated

24 Mar 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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