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Webster 1913 Edition

Noun.

Existence in a former state, or previous to something else.

Wisdom declares her antiquity and

preëxistence

to all the works of this earth.

T. Burnet.

Existence of the soul before its union with the body; – a doctrine held by certain philosophers.

Addison.

preexistence ‎(countable and uncountable, plural preexistences)