Wikipedia
Kaivalya
Kaivalya , is the ultimate goal of Raja yoga and means "solitude", "detachment" or "isolation", a vrddhi-derivation from kevala "alone, isolated". It is the isolation of purusha from prakášti, and subsequent liberation from rebirth.
Usage examples of "kaivalya".
When they have reached the state of Kaivalya they will be aware of what awaits them on the other side of that which is called Death.
That word, Kaivalya, means liberation from the blindness and the follies of the world.