the condition of any closed system when its total entropy is a maximum and it has no available energy. If the universe is a closed system, it should eventually reach this state
Examples of 'heat death' in a sentence
heat death
Some of these objects may even serve as harbingers of the heat death of the universe, after which, it is impossible to know.
2019, 'Four Types of Stars That Will Not Exist for Billions or Even Trillions of Years',Smithsonianhttps://www.smithsonianmag.com/science-nature/four-types-stars-will-not-exist-billions-or-even-trillions-years-180971299/