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cardiac

adjective
 
 
/ˈkɑː.di.æk/ US  /ˈkɑːr-/

Definition

of the heart or heart disease: cardiac arrest (= a condition in which the heart stops beating)Relating to particular parts of the body
(Definition of cardiac adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of cardiac