expire


ex·pire

verb
\ik-ˈspī(ə)r, usually for intransitive verb 2 and transitive verb ek-\
ex·piredex·pir·ing

Definition of EXPIRE

intransitive verb
1
: to breathe one's last breath : die
2
: to emit the breath
transitive verb
: to breathe out from or as if from the lungs <the basal metabolism test…measures the amount of carbon dioxide expired by the lungs—J. D. Ratcliff>

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