in·​ci·​su·​ra ˌin-ˌsī-ˈzhu̇r-ə How to pronounce incisura (audio) ˌin(t)-sə- How to pronounce incisura (audio)
plural incisurae -ē How to pronounce incisura (audio)
: a notch, cleft, or fissure of a body part or organ
: a downward notch in the curve recording aortic blood pressure that occurs between systole and diastole and is caused by backflow of blood for a short time before the aortic valve closes
incisural adjective

Dictionary Entries Near incisura

Cite this Entry

“Incisura.” Medical Dictionary, Merriam-Webster, Accessed 14 Jul. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!