Definition of acardiac in English:

acardiac

adjective

Anatomy Medicine
  • Especially of one of a pair of monochorionic or conjoined twins: lacking a heart.

Origin

Mid 19th century; earliest use found in Marshall Hall (1790–1857), physician and neurophysiologist. From Hellenistic Greek ἀκάρδιος without a heart + -ac, after acardia and cardiac.

Pronunciation:

acardiac

/eɪˈkɑːdɪak/