noun Etymology: New Latin Date: 1889 relatively rapid heart action whether physiological (as after exercise) or pathological — compare bradycardia

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Tachycardia — ECG showing sinus tachycardia with a rate of about 100 beats per minute. ICD 10 I47 I …   Wikipedia

  • tachycardia — (n.) 1868, Modern Latin, coined 1867 by German born physician Hermann Lebert (1813 1878) from TACHY (Cf. tachy ) swift + kardia heart (see CARDIAC (Cf. cardiac)) …   Etymology dictionary

  • tachycardia — [tak΄i kär′dē ə] n. [ModL < Gr tachys (see TACHY ) + kardia,HEART] an abnormally fast heartbeat …   English World dictionary

  • Tachycardia — A rapid heart rate, usually defined as greater than 100 beats per minute. The tachycardias include sinus tachycardia, paroxysmal atrial tachycardia (PAT), and ventricular tachycardia. Sinus tachycardia is due to rapid firing of a normal structure …   Medical dictionary

  • tachycardia — n. an increase in the heart rate above normal. Sinus tachycardia may occur normally with exercise or excitement or it may be due to illness, such as fever. Arrhythmias may also produce tachycardia (ectopic tachycardia). See: ventricular… …   The new mediacal dictionary

  • tachycardia — /tak i kahr dee euh/, n. Med. excessively rapid heartbeat. [1885 90; TACHY + CARDIA] * * * Heart rate over 100 (as high as 240) beats per minute. When it is a normal response to exercise or stress, it is no danger to healthy people, but when it… …   Universalium

  • tachycardia — Synonyms and related words: abscess, ague, anemia, angina, angina pectoris, ankylosis, anoxia, aortic insufficiency, aortic stenosis, apnea, apoplectic stroke, apoplexy, arrhythmia, arteriosclerosis, asphyxiation, asthma, ataxia, atherosclerosis …   Moby Thesaurus

  • tachycardia — noun A rapid resting heart rate, especially one above 100 beats per minute. Syn: tachyrhythmia …   Wiktionary

  • tachycardia —  Abnormally fast heartbeat …   Bryson’s dictionary for writers and editors

  • tachycardia — n. rapid heart rate (Medicine) …   English contemporary dictionary

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