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obliquity

[uh-blik-wi-tee, oh-blik-]
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noun, plural o·bliq·ui·ties.
  1. the state of being oblique.
  2. divergence from moral conduct, rectitude, etc.; immorality, dishonesty, or the like.
  3. an instance of such divergence.
  4. mental perversity.
  5. an instance of mental perversity.
  6. an inclination or a degree of inclination.
  7. a confusing or obscure statement or passage of writing, especially one deliberately made obscure.
  8. Also called obliquity of the ecliptic. Astronomy. the angle between the plane of the earth's orbit and that of the earth's equator, equal to 23°27′; the inclination of the earth's equator.
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Origin of obliquity

1375–1425; late Middle English obliquitee < Middle French obliquite < Latin oblīquitās, equivalent to oblīqu(us) oblique + -itās -ity
Related formso·bliq·ui·tous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

shelframphillmadnesssillinesscrazinessabsurdityindiscretionfoolishnessrecklessnessidiocystupiditylunacytwistcornerintersectionedgeslantleveldeclivity

Examples from the Web for obliquity

Historical Examples

  • The obliquity of vision of the European residents on all these points is extraordinary.

    Appearances

    Goldsworthy Lowes Dickinson

  • I repeated, a little astonished by this obliquity in a man customarily so direct.

    The Prairie Mother

    Arthur Stringer

  • Periodic changes in the form and obliquity of the earth's orbit.

  • Abbategnia decided the obliquity of the ecliptic to be 23 25.

  • They found the length of the year, and calculated the obliquity of the ecliptic.


British Dictionary definitions for obliquity

obliquity

noun plural -ties
  1. the state or condition of being oblique
  2. a deviation from the perpendicular or horizontal
  3. a moral or mental deviation
  4. Also called: obliquity of the ecliptic astronomy the angle between the plane of the earth's orbit and that of the celestial equator, equal to approximately 23° 27′ at present
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Derived Formsobliquitous, adjective
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

Word Origin and History for obliquity

n.

early 15c., from Middle French obliquité (14c.), from Latin obliquitatem (nominative obliquitas) "slanting direction, obliquity," noun of quality from obliquus (see oblique).

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Online Etymology Dictionary, © 2010 Douglas Harper

obliquity in Medicine

obliquity

(ō-blĭkwĭ-tē, ə-blĭk-)
n.
  1. asynclitism
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.