stiff person syndrome

noun

A rare neurological disorder characterized by progressive rigidity and stiffness, primarily of the axial musculature, resulting in postural deformities.

Meanings

nounstiff person syndrome (uncountable)

alternative stiff-person syndrome

  1. uncountablemedicineA rare neurological disorder characterized by progressive rigidity and stiffness, primarily of the axial musculature, resulting in postural deformities.

    The award for album of the year was presented by Celine Dion, who had recently stopped performing due to having stiff person syndrome.

    2024 February 5, Benjamin Lee, The Guardian

    Synonyms: stiff man syndrome

Synonyms & antonyms

nounA rare neurological disorder characterized by progressive rigidity and stiffness, primarily of the axial musculature, resulting in postural deformities.

Cite this entry
APA

stiff person syndrome. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/stiff%20person%20syndrome

MLA

“stiff person syndrome.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/stiff%20person%20syndrome. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “stiff person syndrome,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/stiff%20person%20syndrome.

Source: stiff person syndrome on Wiktionary, CC BY-SA 4.0.