Definition of sesamoid
:a nodular mass of bone (such as the patella) or cartilage in a tendon especially at a joint or bony prominence
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Recent Examples of sesamoid from the Web
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Trainer John Shirreffs said X-rays showed a fractured sesamoid bone in the colt’s right front ankle.
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Trainer John Shirreffs said X-rays showed a fractured sesamoid bone in the colt's right front ankle.
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Forsythe has had surgeries to remove a sesamoid in both feet and suffered from plantar fasciitis in his right foot.
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Mengden suffered a fracture of his medial tibial sesamoid bone during a bullpen throwing session.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sesamoid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of sesamoid
Greek sēsamoeidēs, literally, resembling sesame seed, from sēsamon
Medical Dictionary
medical Definition of sesamoid
:of, relating to, or being a nodular mass of bone or cartilage in a tendon especially at a joint or bony prominence
- the patella is the largest sesamoid bone in the human body
Illustration of sesamoid
Seen and Heard
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