Landau-Kleffner syndrome

noun

A rare childhood neurological syndrome, characterized by the sudden or gradual development of aphasia and an abnormal electroencephalogram.

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Meanings

nounLandau-Kleffner syndrome (uncountable)
  1. uncountablemedicineA rare childhood neurological syndrome, characterized by the sudden or gradual development of aphasia and an abnormal electroencephalogram.

Origin

Named after William Landau and Frank Kleffner, who characterized it in 1957.

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Cite this entry
APA

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

MLA

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

Chicago

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

Source: Landau-Kleffner syndrome on Wiktionary, CC BY-SA 4.0.