[hahrt-burn] 
| 1. | an uneasy burning sensation in the stomach, typically extending toward the esophagus, and sometimes associated with the eructation of an acid fluid. |
| 2. | bitter jealousy; envy. |
| heart·burn (härt'bûrn') 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. |
| Main Entry: | heartburn |
| Part of Speech: | n |
| Definition: | See acid reflux |
heartburn heart·burn (härt'bûrn')
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 cardialgia, pyrosis.
