Definitions of expiration
the ending of the period of time during which a contract is valid; the end of a period of time
The company says it will be hit by the expiration of patents on key drugs.
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Ablauf means:
Substantiv
full
noun
the ending of the period of time during which a contract is valid; the end of a period of time
The company says it will be hit by the expiration of patents on key drugs.