1
: continuing forever or for a very long time without stopping
The region is in a state of perpetual war.
He seems to have a perpetual grin on his face.
(humorous) the perpetual student/bachelor
2
: happening all the time or very often
Lack of government funding has been a perpetual [=constant] problem for the organization.
the perpetual demands of parenthood
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“Perpetual.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/perpetual. Accessed 20 Jun. 2026.
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