• synonyms


[dih-kyoo-bi-tuh s]
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noun, plural de·cub·i·tus. Medicine/Medical.
  1. any position assumed by a patient when lying in bed.
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Origin of decubitus

1865–70; < New Latin, equivalent to Latin dēcubi-, variant stem of dēcumbere to lie down, take to one's bed (dē- de- + -cumbere, telic v., with nasal infix, corresponding to cubāre to lie) + -tus suffix of verbal action
Related formsde·cu·bi·tal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for decubitus

decubitus, reclination, recumbency

Examples from the Web for decubitus

Historical Examples of decubitus

  • If the subjacent iliac and psoas muscles be implicated, the thigh is flexed upon the leg in decubitus.

    A System of Practical Medicine By American Authors, Vol. II


  • The decubitus is dorsal, and the legs are generally drawn up so as to relax the abdominal muscles.

British Dictionary definitions for decubitus


  1. med the posture adopted when lying down
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Derived Formsdecubital, adjective

Word Origin for decubitus

C19: Latin, past participle of decumbere to lie down
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 decubitus


1866, Modern Latin, from Latin decumbere "to lie down," from de- (see de-) + cumbere (see succumb).

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Online Etymology Dictionary, © 2010 Douglas Harper

decubitus in Medicine


  1. The position of a patient in bed.
  2. A bedsore.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.