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tuberosity

[too-buh-ros-i-tee, tyoo-]
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noun, plural tu·ber·os·i·ties.
  1. a rough projection or protuberance of a bone, as for the attachment of a muscle.
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Origin of tuberosity

From the Medieval Latin word tūberōsitās, dating back to 1535–45. See tuberose2, -ity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

wartlumpnoduleprojectionbumpswellingpromontorygrowthexcrescencedilationbunchprotrusionsalienthumpsacblobdistentionprotuberancejutexcess

Examples from the Web for tuberosity

Historical Examples

  • When the nodosity begins to decay and becomes of a cancerous nature, it is called a tuberosity.

    Manual of American Grape-Growing

    U. P. Hedrick

  • The posterior and external angle of the ischium is rough and prominent; it is the tuberosity of the ischium.

  • It arises above from the inferior surface of the ischium, and from the tuberosity of the same bone.

  • We further note a muscle of the same kind, and presenting the same aspect, which comes from the tuberosity of the ischium.

  • The superior is formed by the gluteal muscles; the inferior corresponds to the tuberosity of the ischium.


British Dictionary definitions for tuberosity

tuberosity

noun plural -ties
  1. any protuberance on a bone, esp for the attachment of a muscle or ligament
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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

tuberosity in Medicine

tuberosity

(tōō′bə-rŏsĭ-tē)
n.
  1. The quality or condition of being tuberous.
  2. A projection or protuberance, especially one at the end of a bone for the attachment of a muscle or tendon.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.