adjective Continuing or lasting for an indefinitely long time; eternal; everlasting
The concept of perpetual peace refers to a state of ongoing peace among nations.
In literature, the idea of perpetual love often symbolizes an enduring and eternal connection.
Perpetual contracts are agreements that have no end date specified.
Perpetual bonds are bonds with no maturity date, meaning they pay interest forever.
Perpetual motion art installations are kinetic sculptures that move continuously without external assistance.
Perpetual calendars are designed to be used year after year without needing adjustments for leap years.
A perpetual motion machine is a hypothetical device that can operate indefinitely without an external source of energy.
In the context of a writer, 'perpetual' may be used to describe a character's ongoing struggle or a never-ending conflict in a story.
A psychologist may use 'perpetual' to describe a patient's persistent anxiety or a long-term behavioral pattern.
An engineer may use 'perpetual' to refer to a machine's continuous operation or a system's constant monitoring.
In finance, 'perpetual' could be used to describe a perpetual bond, which has no maturity date and pays coupons indefinitely.