inachis io
- n European butterfly having reddish-brown wings each marked with a purple eyespot
improper fraction
- n a fraction whose numerator is larger than the denominator
impropriety
- n an improper demeanor
- n the condition of being improper
- n an indecent or improper act
- n an act of undue intimacy
improvement
- n a change for the better; progress in development
- n the act of improving something
their improvements increased the value of the property - n a condition superior to an earlier condition
the new school represents a great improvement
improver
- n someone devoted to the promotion of human welfare and to social reforms
- n a component that is added to something to improve it
improvidence
- n a lack of prudence and care by someone in the management of resources
improvisation
- n a creation spoken or written or composed extemporaneously (without prior preparation)
- n an unplanned expedient
- n a performance given extempore without planning or preparation
improvised explosive device
- n an explosive device that is improvised
impudence
- n an impudent statement
- n the trait of being rude and impertinent; inclined to take liberties