| 释义 |
extrasystole Path.|ɛkstrəˈsɪstəliː|
[a. G. extrasystole (K. F. Wenckebach 1899, in Zeitschr. f. klin. Med. XXXVI. 183), f. extra- + systole.]
A heart-beat outside the normal rhythm.
1900in Dorland Med. Dict. 1907Practitioner Apr. 454 Experimentally, an extra-systole can be easily produced by mechanical, thermal, chemical, or electrical stimulation. 1958Spectator 11 July 60/2 Then the heart ‘thumps’. This is a common effect of stress: in medical terms, extra-systoles. |