underdiagnosed

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adjective

diagnosed less frequently than its occurrence.

“Mood disorders, such as anxiety disorders and major depression, are often described as underdiagnosed and undertreated, in part because people with the disorders often do not seek treatment.”

Opposite
overdiagnosed
OriginEnglish diagnosed ← Middle English under- ← Old English under- →
RareScrabble 18
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Meanings

adjectiveunderdiagnosed (comparative more underdiagnosed, superlative most underdiagnosed)

comparative more underdiagnosed · superlative most underdiagnosed

  1. diagnosed less frequently than its occurrence.

    Mood disorders, such as anxiety disorders and major depression, are often described as underdiagnosed and undertreated, in part because people with the disorders often do not seek treatment.

Synonyms & antonyms

Opposite
overdiagnosed

Origin

  1. Proto-Indo-European*h₁én
  2. Proto-Indo-European*h₁entér
  3. Proto-Indo-European*h₂én
  4. Proto-Indo-European*dʰeh₁-?
  5. Proto-Indo-European*(H)n̥dʰí
  6. Proto-Indo-European*(H)n̥dʰér
  7. Proto-Germanic*under
  8. Proto-West Germanic*undar
  9. Old Englishunder-
  10. Middle Englishunder-
  11. Englishunder-
  12. Englishdiagnosed
  13. Englishunderdiagnosed

From under- + diagnosed.

Full word history & related roots →
Cite this entry
APA

underdiagnosed. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/underdiagnosed

MLA

“underdiagnosed.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/underdiagnosed. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “underdiagnosed,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/underdiagnosed.

Source: underdiagnosed on Wiktionary, CC BY-SA 4.0.