Available Definitions:
1) v. i. - To be as a fact and not as a mode; to have an actual or real being, whether material or spiritual.
2) v. i. - To be manifest in any manner; to continue to be; as, great evils existed in his reign.
3) v. i. - To live; to have life or the functions of vitality; as, men can not exist water, nor fishes on land.