heartburn
noun
heart·burn
ˈhärt-ˌbərn 
plural heartburns
: a burning discomfort behind the lower part of the sternum due especially to the backward flow of the acidic contents of the stomach into the esophagus
In any given month, about one-quarter of Americans suffer from heartburn, which is caused by reflux, or backward flow, of stomach acid into the esophagus.—
Clyde M. Burnham
Clyde M. BurnhamHeartburn—painful reflux of stomach acid—can occur in a person with a perfectly intact esophagus.—Paul G. Donohue
see acid reflux
Paul G. DonohueExamples of heartburn in a Sentence
I like spicy food, but it gives me heartburn.
Recent Examples on the Web
Pfizer settles lawsuits Pfizer has agreed to settle over 10,000 lawsuits related to cancer risks associated with its discontinued heartburn medication Zantac.
—Detroit Free Press, 11 May 2024
An old wives' tale says heartburn during pregnancy means your unborn baby has a full head of hair, but many parents with bald babies would strongly disagree.
—Tiffany Eve Lawrence, Parents, 3 May 2024
See all Example Sentences for heartburn 
Detroit Free Press, 11 May 2024
An old wives' tale says heartburn during pregnancy means your unborn baby has a full head of hair, but many parents with bald babies would strongly disagree.
—Tiffany Eve Lawrence, Parents, 3 May 2024
See all Example Sentences for heartburn
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'heartburn.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near heartburn
Cite this Entry
“Heartburn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heartburn. Accessed 31 May. 2024.
Copy CitationKids Definition
heartburn
noun
heart·burn
-ˌbərn
: a burning discomfort seeming to occur in the area of the heart and usually due to spasms which pass acid from the stomach into the esophagus
Medical Definition
heartburn
noun
heart·burn
-ˌbərn
: a burning discomfort behind the lower part of the sternum due especially to the backward flow of the acidic contents of the stomach into the esophagus
called also cardialgia, pyrosis
see acid reflux compare water brashLove words? Need even more definitions?
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