Definitions

1. adjective

relating to or resembling the mitre or bishoptic, or the mitral valve in the heart

“The mitral valve was a crucial component in the heart’s functioning.”

2. noun

the mitral valve, a valve in the heart that separates the left atrium and left ventricle

“The doctor examined the patient’s mitral valve during the surgery.”

3. noun

the mitre, a ceremonial head-dress worn by bishops in the Anglican and other churches

“The bishop wore his mitral during the ceremony.”