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[kahy-foh-sis] /kaɪˈfoʊ sɪs/
noun, Pathology.
an abnormal, convex curvature of the spine, with a resultant bulge at the upper back.
Compare lordosis, scoliosis.
Origin of kyphosis
1840-50; < Greek kȳ́phōsis a hunched state, equivalent to kȳph(ós) humpbacked + -ōsis -osis
Related forms
[kahy-fot-ik] /kaɪˈfɒt ɪk/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for kyphosis


(pathol) backward curvature of the thoracic spine, of congenital origin or resulting from injury or disease; hunchback See also Pott's disease Compare lordosis, scoliosis
Derived Forms
kyphotic (kaɪˈfɒtɪk) adjective
Word Origin
C19: from New Latin, from Greek kuphōsis, from kuphos humpbacked
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 kyphosis

from Greek kyphos "crooked" + -osis.

Online Etymology Dictionary, © 2010 Douglas Harper
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kyphosis in Medicine

kyphosis ky·pho·sis (kī-fō'sĭs)
Abnormal rearward curvature of the spine, resulting in a protuberant upper back. Also called humpback.

ky·phot'ic (-fŏt'ĭk) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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