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tuberosity

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

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

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

The sacrospinous ligament spans the sacrum to the ischial spine, and the sacrotuberous ligament spans the sacrum to the ischial tuberosity.

From Textbooks • Jun. 19, 2013

Projecting superiorly and anteriorly from the ischial tuberosity is a narrow segment of bone called the ischial ramus.

From Textbooks • Jun. 19, 2013

The sacrum is also joined to the hip bone by the sacrospinous ligament, which attaches to the ischial spine, and the sacrotuberous ligament, which attaches to the ischial tuberosity.

From Textbooks • Jun. 19, 2013

This superior extremity presents, internally, a tuberosity into which the biceps is inserted; this is the bicipital tuberosity; and on the other side is another tuberosity, which is a little more prominent than the preceding.

From Artistic Anatomy of Animals by Cuyer, ?douard

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