1. the state of lasting forever or for an indefinitely long time
2. a legal arrangement by which property is held permanently for a specific purpose
Usage: legal

Examples

• The scholarship fund was established in perpetuity to help future students.
• Some believe that nothing in nature exists in perpetuity.
• The land was donated to the city in perpetuity for use as a public park.
• The family trust was designed to continue in perpetuity.
• Scientists debate whether the universe will expand in perpetuity.
• The museum’s collection is held in perpetuity for public education.
• The contract grants usage rights in perpetuity to the company.