A more thorough explanation:

Gardianus is a word that comes from Law Latin and means a guardian, defender, or protector. It can also refer to a warden. For example, a churchwarden is called gardianus ecclesiae.

• A parent is a gardianus for their child, protecting and caring for them.
• A security guard is a gardianus for a building, defending it from potential threats.
• A park ranger is a gardianus for a national park, ensuring that visitors follow the rules and protecting the wildlife.

These examples illustrate how a gardianus is someone who takes on the responsibility of protecting and defending something or someone. They act as a guardian or warden, ensuring that everything is safe and secure.