9 Grammatical Pitfalls


[dih-kawr-uh m, -kohr-] /dɪˈkɔr əm, -ˈkoʊr-/
dignified propriety of behavior, speech, dress, etc.
the quality or state of being decorous, or exhibiting such dignified propriety; orderliness; regularity.
Usually, decorums. an observance or requirement of polite society.
Origin of decorum
1560-70; < Latin decōrum, noun use of neuter of decōrus decorous
1. politeness, manners, dignity. See etiquette.

dulce et decorum est pro patria mori

[doo l-ke et de-koh-room est proh pah-tree-ah moh-ree; English duhl-see et di-kawr-uh m est proh pey-tree-uh mawr-ahy, mohr-ahy, -kohr-uh m] /ˈdʊl kɛ ɛt dɛˈkoʊ rum ɛst proʊ ˈpɑ triˌɑ ˈmoʊ ri; English ˈdʌl si ɛt dɪˈkɔr əm ɛst proʊ ˈpeɪ tri ə ˈmɔr aɪ, ˈmoʊr aɪ, -ˈkoʊr əm/
sweet and fitting it is to die for one's country. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for decorum
  • Loss of civility and a sense of decorum and decency goes a long way toward explaining road rage writ large on the landscape.
  • Attorneys and parties should conduct themselves with decorum and manners.
  • Such decorum, however, did not always allow for personal disclosures.
  • Want of liberty, by strengthening law and decorum, stupefies conscience.
  • How you handle it is an index of the quality, wisdom and decorum of the things inside you.
  • Dignity and decorum should be enhanced and distraction minimized.
  • Sportswear has succeeded 20th-century decorum as today's high fashion.
  • It is an insular place of strict decorum and deliberate mystery.
  • Civility is under strain as the new economy prizes speed over decorum.
  • Public figures have a responsibility to behave with a little decorum.
British Dictionary definitions for decorum


propriety, esp in behaviour or conduct
a requirement of correct behaviour in polite society
Word Origin
C16: from Latin: propriety
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for decorum

1560s, from Latin decorum "that which is seemly," noun use of neuter of adjective decorus "fit, proper," from decor (see decor).

Online Etymology Dictionary, © 2010 Douglas Harper
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