Im`pro*pri"e*ty (?), n.; pl. Improprieties (#). [L. improprietas; cf. F. impropri'et'e. See Improper.]
The quality of being improper; unfitness or unsuitableness to character, time place, or circumstances; as, improperiety of behavior or manners.
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.
© Webster 1913.