from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A premature contraction of the heart, resulting in momentary cardiac arrhythmia.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A premature contraction of the heart, producing an interruption or irregularity in heartbeat rhythm, associated with heart disease or the use of some pharmaceuticals.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a premature systole resulting in a momentary cardiac arrhythmia
Sorry, no etymologies found.