expiration
1. [ noun ] a coming to an end of a contract period
Synonyms: termination expiry
Examples:

"the expiry of his driver's license"

Related terms: end run_out
2. [ noun ] euphemistic expressions for death
Synonyms: loss release passing going exit departure
Examples:

"thousands mourned his passing"

Related terms: death die go depart depart
3. [ noun ] the act of expelling air from the lungs
Synonyms: breathing_out exhalation
Related terms: breath cough wind blow puffingl huffing breathing
Similar spelling:   expiring
  expiratory
  expurgation
  exportation