adjective That may expire; capable of being brought to an end.

Is there such a word as Expirable?

Definition of 'expirable'

What does it mean expiring?

intransitive verb. 1 : to breathe one's last breath : die. 2 : to come to an end: such as. a : to exceed its period of validity The contract will expire next month. b : to pass its expiration date (see expiration date sense 2) This milk has expired. " …