Dictionary.com
Thesaurus.com

cardiac

American  
[kahr-dee-ak] / ˈkɑr diˌæk /

adjective

  1. of or relating to the heart.

    cardiac disease.

  2. of or relating to the esophageal portion of the stomach.


noun

  1. Medicine/Medical. a cardiac remedy.

  2. a person with heart disease.

cardiac British  
/ ˈkɑːdɪˌæk /

adjective

  1. of or relating to the heart

  2. of or relating to the portion of the stomach connected to the oesophagus

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a person with a heart disorder

  2. obsolete a drug that stimulates the heart muscle

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
cardiac Scientific  
/ kärdē-ăk′ /
  1. Relating to or involving the heart.


Other Word Forms

  • postcardiac adjective
  • precardiac adjective

Etymology

Origin of cardiac

First recorded in 1400–50; late Middle English or directly from Middle French cardiaque, from Latin cardiacus, from Greek kardiakós, equivalent to kardí(a) heart + -akos -ac

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"It all changed so fast, he collapsed as he was approaching the finish line. We think his heart stopped after going into cardiac arrest," she said.

From BBC

A new study led by Mount Sinai researchers reports that commonly used cardiac screening methods fail to identify almost half of the people who are actually at risk of having a heart attack.

From Science Daily

While Sir Terence was retrieving the donor heart, the recipient had a cardiac arrest.

From BBC

The doctor ruled out the possibility that she had suffered respiratory failure or cardiac arrest, according to the reports.

From BBC

"In the UK every year there are 40,000 out of hospital cardiac arrests - fewer than one in ten will survive," he said.

From BBC