heart·​burn | \ ˈhärt-ˌbərn How to pronounce heartburn (audio) \

Definition of heartburn

: a burning discomfort behind the lower part of the sternum due especially to spasmodic reflux of acid from the stomach into the esophagus

Examples of heartburn in a Sentence

I like spicy food, but it gives me heartburn.
Recent Examples on the Web While Harper did not have ‘classic’ heart attack symptoms, most people experience one or more of the following: chest pain or discomfort, shortness of breath, upper back or neck pain, indigestion, heartburn, nausea or vomiting and extreme fatigue. Forbes, 28 June 2022 These problems might or might not have been insurmountable in particular cases, but the original ruling had the potential to cause the IRS a lot more work if not occasional heartburn. Jay Adkisson, Forbes, 6 June 2022 Tuesday's primaries in two California districts are causing some heartburn among Republicans, leading to last minute spending. Ben Kamisar, NBC News, 6 June 2022 The slightest misstep can cause political heartburn, derail legislative negotiations and even spark diplomatic kerfuffle. Courtney Subramanianstaff Writer, Los Angeles Times, 16 May 2022 In March, the company launching Voquenza, Phathom Pharmaceuticals, also submitted a new drug application to the FDA for the use of vonoprazan as a treatment for the healing of all grades of erosive reflux esophagitis and relief of heartburn. Joshua Cohen, Forbes, 1 June 2022 The focus on riches is giving some in the city a bout of heartburn. Jessica Garrison, Los Angeles Times, 20 May 2022 Elon Musk is sewing heartburn among Twitter’s employees and investors with his latest bluster over his plans for the social media platform. Tory Newmyer, Washington Post, 17 May 2022 It’s the index funds that appear to be causing regulators the most heartburn. Andrew Stuttaford, National Review, 7 May 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'heartburn.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of heartburn

15th century, in the meaning defined above

Learn More About heartburn

Time Traveler for heartburn

Time Traveler

The first known use of heartburn was in the 15th century

See more words from the same century

Dictionary Entries Near heartburn




See More Nearby Entries 

Statistics for heartburn

Last Updated

11 Jul 2022

Cite this Entry

“Heartburn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heartburn. Accessed 8 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for heartburn


heart·​burn | \ -ˌbərn How to pronounce heartburn (audio) \

Medical Definition of heartburn

: a burning discomfort behind the lower part of the sternum usually related to spasm of the lower end of the esophagus or of the upper part of the stomach often in association with gastroesophageal reflux

called also cardialgia, pyrosis

— compare water brash

More from Merriam-Webster on heartburn

Nglish: Translation of heartburn for Spanish Speakers

Britannica English: Translation of heartburn for Arabic Speakers

Britannica.com: Encyclopedia article about heartburn


Test Your Vocabulary

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
True or False

Test your knowledge - and maybe learn something along the way.

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!