Starless definition in my own words not the exact definition

A state of darkness or absence of light, where the night sky appears empty and devoid of stars. It can evoke a sense of loneliness, emptiness, or solitude.

Myocardial infarction definition in my own words not the exact definition

A myocardial infarction, commonly known as a heart attack, occurs when there is a blockage in the blood flow to the heart muscle, leading to damage or death of the heart tissue. This can result in serious consequences such as chest pain, shortness of breath, and potential heart failure.