from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A burning sensation, usually centered in the middle of the chest near the sternum, caused by the reflux of acidic stomach fluids that enter the lower end of the esophagus. Also called acid reflux, cardialgia, pyrosis.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A burning pain in the chest that is caused by stomach acid entering the gullet.
from the GNU version of the Collaborative International Dictionary of English
- n. An uneasy, burning sensation in the stomach, often attended with an inclination to vomit. It is sometimes idiopathic, but is often a symptom of other complaints.
from The Century Dictionary and Cyclopedia
- n. An uneasy burning sensation rising into the esophagus from the stomach, due to acidity and regurgitation; cardialgia.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a painful burning sensation in the chest caused by gastroesophageal reflux (backflow from the stomach irritating the esophagus); symptomatic of an ulcer or a diaphragmatic hernia or other disorder
From heart + burn, translating Ancient Greek καρδιαλγία. (Wiktionary)