tachycardiaEnglishOxford Dictionary of Englishtachycardia /ˌtakɪˈkɑːdiə / ▸ noun [mass noun] an abnormally rapid heart rate. – ORIGIN late 19th century: from tachy- ‘swift’ + Greek kardia ‘heart’.
EnglishOxford Dictionary of EnglishEnglishOxford Dictionary of English
