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Completion vs Expiration - What's the difference?

completion | expiration |

As nouns the difference between completion and expiration

is that completion is the act or state of being or making something complete; conclusion, accomplishment while expiration is the act of expiring.

completion

English

Noun

(en noun)
  • The act or state of being or making something complete; conclusion, accomplishment.
  • *
  • , title=(The Celebrity), chapter=10 , passage=Mr. Cooke had had a sloop?yacht built at Far Harbor, the completion of which had been delayed, and which was but just delivered. […] The Maria had a cabin, which was finished in hard wood and yellow plush, and accommodations for keeping things cold.}}
  • (label) The conclusion of an act of conveyancing concerning the sale of a property.
  • (label) The act of making a metric space complete by adding points.
  • (label) The space resulting from such an act.
  • Synonyms

    * (state of being complete) completeness

    Antonyms

    * (state of being or making complete) incompletion * termination

    expiration

    English

    Noun

    (-)
  • The act of expiring.
  • The act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration; – opposed to inspiration.
  • Emission of volatile matter; exhalation.
  • The last emission of breath; death.
  • A coming to a close; cessation; extinction; termination; end.
  • That which is expired; matter breathed forth; that which is produced by breathing out, as a sound.
  • Usage note

    In most senses, mainly US; UK equivalent is expiry.