The following words, terms and phrases, as used in and for the purpose of this bylaw, shall be deemed to have the following meanings:
A permanent barrier or obstruction not less than four feet nor more than six feet in height, so constructed as entirely to enclose the area on which the swimming pool is located and to bar all reasonable and normal access to the swimming pool except through a substantial, self-closing gate or gates of the same height as the fence, equipped with facilities for locking said gate or gates when the pool is unattended or unguarded.
Any individual, firm or corporation having an interest in the lot or lots on which the swimming pool is located, as owner, tenant, occupant, or the agent, servant or employee of such owner, tenant or occupant.
A body of water, artificially constructed in whole or in part, including so-called "belowground" and "aboveground" pools, having at any point a depth of more than 18 inches below the grade or level of the ground, area, platform or edge surrounding it, located out of doors on a lot or lots, within 250 feet of any abutting property or street line, and designed, established, constructed, maintained or used for bathing or swimming purposes, by any person, the members of their household and their guests.