: of, relating to, or performed on a heart temporarily stopped and relieved of circulatory function and surgically opened for repair of defects or damage
open-heart surgery

Word History

First Known Use

1959, in the meaning defined above

Time Traveler
The first known use of open-heart was in 1959

Dictionary Entries Near open-heart

Cite this Entry

“Open-heart.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/open-heart. Accessed 1 Feb. 2023.

Kids Definition

open-heart

adjective
: of, relating to, or done on a heart temporarily stopped and surgically opened for repair of defects or damage
open-heart surgery

Medical Definition

open-heart

adjective
: of, relating to, or performed on a heart temporarily stopped and relieved of circulatory function and surgically opened for repair of defects or damage
open-heart surgery
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