preservative

1 of 2

adjective

pre·​ser·​va·​tive pri-ˈzər-və-tiv How to pronounce preservative (audio)
: having the power of preserving

preservative

2 of 2

noun

: something that preserves or has the power of preserving
specifically : an additive used to protect against decay, discoloration, or spoilage

Examples of preservative in a Sentence

Noun This food does not contain any artificial preservatives. The wood was treated with preservative.
Recent Examples on the Web
Adjective
Salt acts as a preservative, so salted butter has a longer shelf life, no matter where it's stored, than unsalted. Patricia Shannon, Southern Living, 29 Aug. 2023 Salt, or sodium chloride, is an essential mineral used as a seasoning, preservative and chemical, providing for billions of consumers around the globe. USA TODAY, 13 Aug. 2023 On Tuesday, Biden announced a new national monument in the area, designated to protect the space from uranium mining and extend preservative measures that were set to expire in 2032. Rachel Schilke, Washington Examiner, 8 Aug. 2023 As a humectant, emollient, and preservative, propylene glycol holds moisture while preventing mold in certain medicines, cosmetics, and foods. Tolu Ajiboye, Verywell Health, 2 July 2023 According to the center, the extraction vials in many rapid antigen kits – including BinaxNow, BD Veritor, Flowflex, and Celltrion DiaTrust – use the chemical sodium azide as a preservative agent. Leada Gore | Lgore@al.com, al, 23 Feb. 2022 The court concluded that because Ms. Simeone was claiming not that the defendant's labeling was insufficient (and thus a different or additional label was needed), but was misleading because of the citric acid's preservative effect, her lawsuit does not conflict with the FDCA. Glenn G. Lammi, Forbes, 19 Apr. 2023 Analyzing samples like 73001 that were collected from deeper in the lunar interior and stored in preservative contraptions can help pinpoint transformations due to exposure to the lunar surface or Earth, Dyar says. Sarah Anderson, Discover Magazine, 7 Feb. 2022 Additionally, as per the National Poison Control Center, the solution found in the vials included with a lot of rapid antigen kits (such as BinaxNow, Flowflex, and BD Veritor) uses sodium azide as a preservative agent—which can be toxic if ingested in low doses. Brenda Stolyar, Wired, 9 Aug. 2022
Noun
Big pharma knows having a single Rx product that everyone uses is more profitable given their preservatives keep the stock shelf-ready for months or years. Jon Stojan, The Arizona Republic, 8 Sep. 2023 Pita bread, falafel and hummus are made on-site, and the restaurant eschews preservatives in favor of fresh ingredients, per Yiannouris. Amanda Yeager, Baltimore Sun, 7 Sep. 2023 According to Libby, there is no standard dye formulation and a variety of dyes out there are being used, some of which contain preservatives that aren’t regulated. Audrey Noble, Harper's BAZAAR, 6 Sep. 2023 The preservative was removed from most childhood vaccines in 2001, yet autism diagnoses have continued to rise. Elizabeth A. Harris, New York Times, 4 Sep. 2023 Put stems in a bucket of clean water with floral preservative, and place in a cool, dark location for several hours or overnight to condition the flowers. Emma Phelps, Southern Living, 21 Aug. 2023 Unlike other prenatal supplements that may contain artificial sweeteners or preservatives, Premama Organic Vegan Gummy uses only natural ingredients to create a tasty and enjoyable experience. Amber Smith, Discover Magazine, 13 Aug. 2023 Typically, these have high salt and sugar content that can act as a preservative. Susan Selasky, Detroit Free Press, 25 Aug. 2023 Nonetheless, thimerosal is no longer used in childhood vaccines, but is still used as a preservative in other types of vaccines and medicines, such as ophthalmic solutions. Scott Lafee, San Diego Union-Tribune, 22 Aug. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'preservative.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

Adjective

14th century, in the meaning defined above

Noun

15th century, in the meaning defined above

Time Traveler
The first known use of preservative was in the 14th century

Dictionary Entries Near preservative

Cite this Entry

“Preservative.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/preservative. Accessed 27 Sep. 2023.

Kids Definition

preservative

1 of 2 adjective
pre·​ser·​va·​tive pri-ˈzər-vət-iv How to pronounce preservative (audio)
: having the power of preserving

preservative

2 of 2 noun
: something that preserves or has the power of preserving
especially : a substance added to food to prevent spoiling or discoloring

Medical Definition

preservative

noun
pre·​ser·​va·​tive pri-ˈzər-vət-iv How to pronounce preservative (audio)
: something that preserves or has the power of preserving
specifically : an additive used to protect against decay, discoloration, or spoilage
a food preservative
Last Updated: - Updated example sentences
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