la·​brum | \ ˈlā-brəm How to pronounce labrum (audio) \

Definition of labrum

1 : an upper or anterior mouthpart of an arthropod consisting of a single median piece in front of or above the mandibles
2 : a ring of fibrous cartilage forming the margin of the shallow cavity of the upper part of the scapula by which the humerus articulates with the shoulder girdle

Examples of labrum in a Sentence

Recent Examples on the Web

Kuechly is recovering from February surgery to repair the labrum in his right shoulder — after undergoing the same procedure on his left shoulder two years ago. Joseph Person, charlotteobserver, "Panthers' Luke Kuechly lays out timeline for his return from shoulder surgery | Charlotte Observer," 2 May 2018 The injections came in my labrum first and rotator cuff second. Scott Tinley,, "A firsthand experience with stem cell treatment in pitching arm," 3 Aug. 2011 Thomas had surgery in late March after suffering a torn hip labrum in the 2017 playoffs last March. Alysha Tsuji, For The Win, "Isaiah Thomas says he's 'finally pain free' 2 months after hip surgery," 16 May 2018 According to Johns Hopkins Medicine, the labrum is a fibrocartilage attached to the rim of the shoulder socket that helps keep the ball of the joint in place. Perry A. Farrell, Detroit Free Press, "5-star Devontae Dobbs mulling college offers while rehabbing shoulder," 24 Apr. 2018 Playing through pain: Wynn suffered a torn labrum on Nov. 18 against Kentucky. Rachel G. Bowers,, "Meet the Patriots’ 2018 NFL Draft class," 30 Apr. 2018 Nagy, who went to the hospital and spoke with police officers later that night, suffered two labrum tears that required surgery, authorities said. Christy Gutowski,, "Former Wheaton College football player sues school, former teammates over hazing incident," 16 Mar. 2018 This usually results in an injury to the stabilizing bumper known as the labrum and in a young patient will usually require surgery to prevent recurrent dislocations. Dr. Harlan Selesnick, miamiherald, "What is the difference between a separated and a dislocated shoulder? | Miami Herald," 23 Apr. 2018 For years, nobody has missed as much time from a single labrum surgery as Luck has missed, and continues to miss. Gregg Doyel, Indianapolis Star, "Doyel: Hard to believe Colts aren't worried about Andrew Luck's shoulder," 7 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'labrum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of labrum

1578, in the meaning defined at sense 2

History and Etymology for labrum

New Latin, from Latin, lip, edge — more at lip

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La Bruyère

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The first known use of labrum was in 1578

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la·​brum | \ ˈlā-brəm How to pronounce labrum (audio) \
plural labra\ -​brə How to pronounce labra (audio) \

Medical Definition of labrum

1 : an upper or anterior mouthpart of an arthropod consisting of a single median piece in front of or above the mandibles
2 : a fibrous ring of cartilage attached to the rim of a joint: as

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