as·​par·​tame | \ ˈa-spər-ˌtām How to pronounce aspartame (audio) , ə-ˈspär-ˌtām How to pronounce aspartame (audio) \

Definition of aspartame

: a crystalline compound C14H18N2O5 that is a diamide synthesized from phenylalanine and aspartic acid and that is used as a low-calorie sweetener

Examples of aspartame in a Sentence

Recent Examples on the Web Related Stories In addition to false advertising, the suit claimed that the soft drink’s artificial sweetener, aspartame, actually caused consumers to gain weight. Bob Egelko,, "‘Diet’ soft drinks do not falsely advertise weight loss, appeals court in SF says," 30 Dec. 2019 The suit, which also cited as deceptive decades of advertising featuring skinny models enjoying the drink, argued that aspartame, the calorie-free sweetener in Diet Dr Pepper, can in fact lead to weight gain and other health challenges. Erin Einhorn, NBC News, "'Diet' soda doesn't have to lead to weight loss, court rules," 1 Jan. 2020 The US Food and Drug Administration has approved six high-intensity sweeteners as food additives: saccharin, aspartame, acesulfame potassium (Ace-K), sucralose, neotame and advantame. Sandee Lamotte, CNN, "Why you don't know how much artificial sweetener you're feeding your child," 28 Oct. 2019 Just steer clear of artificial sweeteners like aspartame, which are worse than just eating sugar. Dave Asprey,, "Have a Healthy Thanksgiving: Dave Asprey's Tips for Feeling Good After the Big Meal," 26 Nov. 2019 Plus, this green pick avoids the surprising additions found in many common toothpastes—like artificial sweeteners—in favor of organic stevia extract (rather than aspartame), to keep a pleasant taste without potentially spiking your blood sugar. Braelyn Wood,, "Olivia Wilde's Secret for Whiter Teeth Is This $6 Toothpaste from Walmart," 22 Nov. 2019 With artificial sweeteners—and if so, sucralose or aspartame? Zeynep Tufekci, Scientific American, "More Data Don’t Necessarily Help You Make Small Decisions," 1 Mar. 2019 The tangerine tango and mojito lime flavors — all aspartame-free — will make your evening commute feel slightly more tropical. Caroline Picard, Good Housekeeping, "The 8 Best Breath Mints to Carry Around With You All Day," 7 Dec. 2018 Several concerns by researchers have been raised about high-intensity sweeteners—saccharin and aspartame—and cancer. Jamie Pitlick, Quartzy, "The best and worst sugar substitutes for your health," 3 July 2019

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

1972, in the meaning defined above

History and Etymology for aspartame

aspartic acid + phenylalanine + methyl + ester

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Time Traveler for aspartame

Time Traveler

The first known use of aspartame was in 1972

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Last Updated

20 Feb 2020

Cite this Entry

“Aspartame.” Dictionary, Merriam-Webster, Accessed 24 Feb. 2020.

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as·​par·​tame | \ ˈas-pər-ˌtām How to pronounce aspartame (audio) , ə-ˈspär- How to pronounce aspartame (audio) \

Medical Definition of aspartame

: a crystalline dipeptide ester C14H18N2O5 that is synthesized from the amino acids phenylalanine and aspartic acid and is used as a low-calorie sweetener — see nutrasweet

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