Omnisciency is the quality of having unlimited knowledge or understanding.

Her omniscience allowed her to predict the outcome of the game.

She is an omniscient person who knows everything about everyone.

The professor was considered an omniscient in his field of study.

Omniscient is a name used in Christianity to refer to God.

He observed the situation omnisciently.

The omnisciences of the ancient gods were revered by their followers.

The omniscients gathered to discuss the future of the universe.

He was considered an omniscious being.