Simple Definition of heartburn
: an unpleasant hot feeling in your chest caused by something that you ate
Full 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.
First Known Use of heartburn
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
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