from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of, relating to, or containing bile; biliary.
  • adj. Characterized by an excess secretion of bile.
  • adj. Relating to, characterized by, or experiencing gastric distress caused by a disorder of the liver or gallbladder.
  • adj. Appearing as if affected by such a disorder; sickly.
  • adj. Resembling bile, especially in color: a bilious green.
  • adj. Having a peevish disposition; ill-humored.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Suffering from real or supposed liver disorder, thus making one ill-natured.
  • adj. Of or pertaining to something containing or consisting of bile.
  • adj. Irritable or bad tempered; irascible.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to the bile.
  • adj. Disordered in respect to the bile; troubled with an excess of bile; ; dependent on, or characterized by, an excess of bile.
  • adj. Choleric; passionate; ill tempered.

from The Century Dictionary and Cyclopedia

  • Of or pertaining to, or partaking of the nature of, bile.
  • In pathology, noting, subject to, or characterized by a disordered condition of the system, once supposed to depend on a derangement of the secretion of bile, marked by anorexia, furred tongue, a bad taste in the mouth, dull headache, drowsiness, disturbed sleep, with general malaise and depression.
  • Suffering from biliousness.
  • Figuratively, choleric; testy; cross.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. irritable as if suffering from indigestion
  • adj. relating to or containing bile
  • adj. suffering from or suggesting a liver disorder or gastric distress


from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin bīliōsus ("full of bile"), from bīlis ("bile") + -ōsus ("full of").



Log in or sign up to get involved in the conversation. It's quick and easy.

  • Remember that you are a human being with a soul and the divine gift of articulate speech: that your native language is the language of Shakespeare and Milton and The Bible; and don't sit there crooning like a bilious pigeon.

    -Pygmalion, George Bernard Shaw

    August 3, 2009