hypermobility
noun
hy·per·mo·bil·i·ty
ˌhī-pər-mō-ˈbi-lə-tē 
plural hypermobilities
: an increase in the range of movement of which a body part and especially a joint is capable
… don't continually try to pop your joints (i.e., crack your knuckles). This practice tends to create hypermobility and can lead to instability of the joint.—
Yoga Journal
Yoga JournalThere is evidence that hypermobility—the loose joints that many musicians have—seems to prevent repetitive-motion injuries.—Industry Week
Industry Week
hypermobile
adjective
hypermobile joints
a hypermobile patient [=a patient with hypermobile joints]
But for me, retinal damage was a symptom of a connective-tissue disorder, characterized by hypermobile joints and the threat of auditory and visual loss.
—Richard Lane
Richard Lane
Examples of hypermobility in a Sentence
Recent Examples on the Web
In another video, a user with hypermobility—when joints have an unusually large range of motion—shares how the changing seasons worsen her symptoms.
—Alyssa Hui, Health, 28 Oct. 2024
She’s specifically dealt with injuries related to her hypermobility, which means her joints stretch further than normal.
—Vanessa Etienne, People.com, 8 Oct. 2024
In addition, individuals who have been diagnosed with hypermobility disorders, like Marfan syndrome or Ehlers-Danlos syndrome, should avoid stretching without their physician's approval.
—Tim Petrie, Dpt, Verywell Health, 10 July 2024
Many people will experience hypermobility in their joints during pregnancy as well due to the hormone relaxin.
—wendy Wisner, Parents, 3 July 2024
She was diagnosed in 2021 with a rare form of Ehlers Danlos Syndrome, which affects the connective tissues supporting skin, bones, blood vessels, and other organs and tissues, causing hypermobility.
—Kristen Philipkoski, Forbes, 29 Feb. 2024
Most people with Ehlers-Danlos syndrome have an unusually large range of motion in their joints (known as hypermobility), along with skin that’s particularly stretchy and fragile.
—Korin Miller, SELF, 1 Feb. 2024
She was later diagnosed with hypermobility, a genetic condition that causes extreme flexibility to the point of pain, according to the Cleveland Clinic.
—Emily St. Martin, Los Angeles Times, 15 July 2023
Charlotte Webber, an obvious pun, has Ehlers-Danlos Syndrome which causes hypermobility and extreme flexibility, along with resultant sores, bruising and additional injuries.
—Dan Gvozden, The Hollywood Reporter, 4 June 2023
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Alyssa Hui, Health, 28 Oct. 2024
She’s specifically dealt with injuries related to her hypermobility, which means her joints stretch further than normal.
—Vanessa Etienne, People.com, 8 Oct. 2024
In addition, individuals who have been diagnosed with hypermobility disorders, like Marfan syndrome or Ehlers-Danlos syndrome, should avoid stretching without their physician's approval.
—Tim Petrie, Dpt, Verywell Health, 10 July 2024
Many people will experience hypermobility in their joints during pregnancy as well due to the hormone relaxin.
—wendy Wisner, Parents, 3 July 2024
She was diagnosed in 2021 with a rare form of Ehlers Danlos Syndrome, which affects the connective tissues supporting skin, bones, blood vessels, and other organs and tissues, causing hypermobility.
—Kristen Philipkoski, Forbes, 29 Feb. 2024
Most people with Ehlers-Danlos syndrome have an unusually large range of motion in their joints (known as hypermobility), along with skin that’s particularly stretchy and fragile.
—Korin Miller, SELF, 1 Feb. 2024
She was later diagnosed with hypermobility, a genetic condition that causes extreme flexibility to the point of pain, according to the Cleveland Clinic.
—Emily St. Martin, Los Angeles Times, 15 July 2023
Charlotte Webber, an obvious pun, has Ehlers-Danlos Syndrome which causes hypermobility and extreme flexibility, along with resultant sores, bruising and additional injuries.
—Dan Gvozden, The Hollywood Reporter, 4 June 2023
Cite this Entry
“Hypermobility.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hypermobility. Accessed 29 Mar. 2025.
Copy CitationMedical Definition
hypermobility
noun
hy·per·mo·bil·i·ty
ˌhī-pər-mō-ˈbil-ət-ē
plural hypermobilities
: an increase in the range of movement of which a body part and especially a joint is capable
hypermobility of the left temporomandibular joint due to the looseness of the capsular ligaments—W. B. Farrar
W. B. FarrarLove words? Need even more definitions?
Merriam-Webster unabridged
Share