Also found in: Thesaurus.


1. Not suited to circumstances or needs; unsuitable: improper shoes for a hike; improper medical treatment.
2. Not in keeping with conventional mores; indecorous: improper behavior; an improper suggestion. See Synonyms at unseemly.
3. Not consistent with established truth, fact, or rule; incorrect: improper grammar; an improper conclusion.
4. Irregular or abnormal: complications due to improper functioning of the immune system.

im·prop′er·ly adv.
im·prop′er·ness n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.improperness - an improper demeanor
demeanor, demeanour, deportment, behaviour, conduct, behavior - (behavioral attributes) the way a person behaves toward other people
incorrectness - lack of conformity to social expectations
inappropriateness, wrongness - inappropriate conduct
indelicacy - the trait of being indelicate and offensive
indecorousness, indecorum - a lack of decorum
indecency - the quality of being indecent
correctitude, properness, propriety - correct or appropriate behavior


References in periodicals archive ?
(33) In respect to the physical examination, the Iowa Board of Medicine rested its arguments on three elements: a thorough medical history and physical examination to be the cornerstone of good medical care, the improperness off-label use of the medications by Planned Parenthood, and the significance of a face-to-face meeting in promoting the health or interest of a woman seeking to terminate her pregnancy.
in emergency situations (such as improperness or closing the road) when it is not possible to perform the service in accordance with the contract, the method and date of waste collection will be agreed between the ordering party and the contractor and may consist in particular in determining substitute collection points by property owners and other dates of their receipt.
So rather than trying to prescribe a "properly" political concept of love, we could instead turn to the "improperness" of love.