/i terr"ni tee/ , n. , pl. eternities .
1. infinite time; duration without beginning or end.
2. eternal existence, esp. as contrasted with mortal life: the eternity of God.
3. Theol. the timeless state into which the soul passes at a person's death.
4. an endless or seemingly endless period of time: We had to wait an eternity for the check to arrive.
5. eternities , the truths or realities of life and thought that are regarded as timeless or eternal.
[ 1325-75; ME eternite aeternitas. See ETERNE, -ITY ]