different between incongruous vs improper

English

Etymology

From Latin incongruus, from in- (“not”) + congruus (“congruent”).

Pronunciation

• (Received Pronunciation) IPA^(key): /?n?k?n.???u.?s/, /?n?k??.??u.?s/
• (US) IPA^(key): /?n?k?n.??u.?s/, /???k??.??u.?s/

Adjective

incongruous (comparative more incongruous, superlative most incongruous)

1. Not similar or congruent; not matching or fitting in.
   • 1853, Charlotte Brontë, Villette, ch. 34:

     [P]erhaps he thought me, with my basket of summer fruit, and my lack of the dignity age confers, an incongruous figure in such a scene.

   • 1912, Jack London, A Son Of The Sun, ch. 1:

     Ardent suns had likewise tanned his face till it was swarthy as a Spaniard's. The yellow mustache appeared incongruous in the midst of such swarthiness.

   • 2014, Daniel Taylor, England and Wayne Rooney see off Scotland in their own back yard (in The Guardian, 18 November 2014)[1]

     For a few moments England toyed with the idea of making it a more difficult night than necessary. Scotland had scored a goal that seemed incongruous to the rest of their performance and, briefly, a fiercely partisan crowd sensed an improbable comeback.

2. (mathematics) Of two numbers, with respect to a third, such that their difference can not be divided by it without a remainder.

   20 and 25 are incongruous with respect to 4.

Derived terms

• incongruously
• incongruousness

Synonyms

• incongruitous

Related terms

• incongruence
• incongruent
• incongruity

Translations

English

Alternative forms

• impropre (obsolete)

Etymology

From Middle French impropre, from Latin improprius (“not proper”), from in- + proprius (“proper”).

Pronunciation

• (Received Pronunciation) IPA^(key): /?m?p??p.?/
• (General Australian) IPA^(key): /?m?p??p.?/
• (General American) IPA^(key): /?m?p??.p?/
• Rhymes: -?p?(?)

Adjective

improper (comparative more improper, superlative most improper)

1. unsuitable to needs or circumstances; inappropriate; inapt
2. Not in keeping with conventional mores or good manners; indecent or immodest
3. Not according to facts; inaccurate or erroneous
4. Not consistent with established facts; incorrect
5. Not properly named; See, for example, improper fraction
6. (obsolete) Not specific or appropriate to individuals; general; common.
   • 1608, John Fletcher The Faithful Shepherdess

     Not to be adorned with any art but such improper ones as nature is said to bestow, as singing and poetry.

Synonyms

• unproper (obsolete or rare)

Derived terms

Translations

Verb

improper (third-person singular simple present impropers, present participle impropering, simple past and past participle impropered)

1. (obsolete, transitive) To appropriate; to limit.
   • 1565, John Jewel, letter to Thomas Harding

     He would in like manner improper and inclose the sunbeams to comfort the rich and not the poor.

2. (obsolete) To behave improperly

Anagrams

• impropre