Definitions

1. adjective

relating to the heart or its functions

“The cardiac system in the human body is essential for pumping blood.”

2. noun

a muscle that is part of the heart, especially one of the heart’s inner muscles

“The cardiac muscle plays a crucial role in pumping blood throughout the body.”

3. adverb

in or affecting the heart, especially in medicine

“The doctor specialized in cardiac care and treated patients with heart conditions.”

4. verb

to cause something to be affected by or to happen in the heart

“The high altitude can be cardiac and cause problems for people with heart conditions.”