functional disorder

noun

Any of a group of medical conditions due to changes to the functioning of the systems of the body rather than due to a disease affecting the structure of the body.

Opposite
organic disorder
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Meanings

nounfunctional disorder (plural functional disorders)

plural functional disorders

  1. medicineAny of a group of medical conditions due to changes to the functioning of the systems of the body rather than due to a disease affecting the structure of the body.

Synonyms & antonyms

noundisorder showing symptoms for which no physiological or anatomical cause can be identified

Opposite
organic disorder
Broader
disorderupset

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

functional disorder. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/functional%20disorder

MLA

“functional disorder.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/functional%20disorder. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “functional disorder,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/functional%20disorder.

Source: functional disorder on Wiktionary, CC BY-SA 4.0.