Im`pro*pri"e*ty (?), n.; pl. Improprieties (#). [L. improprietas; cf. F. impropriété. See Improper.] 1. The quality of being improper; unfitness or unsuitableness to character, time place, or circumstances; as, impropriety of behavior or manners.

2. That which is improper; an unsuitable or improper act, or an inaccurate use of language.

But every language has likewise its improprieties and absurdities.

Many gross improprieties, however authorized by practice, ought to be discarded.

• the condition of being improper
  
• an improper act
  
• improper language