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tuberosity

American  
[too-buh-ros-i-tee, tyoo-] / ˌtu bəˈrɒs ɪ ti, ˈtju- /

noun

tuberosities plural
  1. a rough projection or protuberance of a bone, as for the attachment of a muscle.


tuberosity British  
/ ˌtjuːbəˈrɒsɪtɪ /

noun

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

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of tuberosity

From the Medieval Latin word tūberōsitās, dating back to 1535–45. See tuberose 2, -ity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This large opening is defined by the inferior margin of the pubic symphysis anteriorly, and the ischiopubic ramus, the ischial tuberosity, the sacrotuberous ligament, and the inferior tip of the coccyx posteriorly.

From Textbooks • Jun. 19, 2013

Just below this on the anterior ulna is a roughened area called the ulnar tuberosity.

From Textbooks • Jun. 19, 2013

The slightly curved posterior margin of the ischium above the ischial tuberosity is the lesser sciatic notch.

From Textbooks • Jun. 19, 2013

The patellar ligament attaches to the tibial tuberosity.

From Textbooks • Jun. 19, 2013

The insertion is by means of a tendon on the internal tuberosity of the humerus.

From Thoracic and Coracoid Arteries In Two Families of Birds, Columbidae and Hirundinidae by Jenkinson, Marion Anne

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