ochronosis

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UK/ˌəʊ.kɹə(ʊ)ˈnəʊ.sɪs/US/ˌoʊ.kɹəˈnoʊ.sɪs/

noun

Abnormal brown pigmentation of tissue (especially cartilage and ligaments), specifically that resulting from the accumulation of a melanin-like pigment derived from homogentisic acid in the metabolic disorder alkaptonuria.

OriginGerman Ochronosis →
Scrabble 15
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Meanings

nounochronosis (uncountable)
  1. uncountablemedicineAbnormal brown pigmentation of tissue (especially cartilage and ligaments), specifically that resulting from the accumulation of a melanin-like pigment derived from homogentisic acid in the metabolic disorder alkaptonuria.

Origin

  1. GermanOchronosis
  2. Englishochronosis

Borrowed from German Ochronosis, from Ancient Greek ὠχρός (ōkhrós, “pale yellow, sallow”) + Ancient Greek νόσος (nósos, “sickness, disease, plague”) + -osis (“disease, condition”).

More words from German

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Rhymes & wordplay

Rhymes with ochronosis

diagnosistuberculosisosteoporosishypnosissclerosisapoptosisprognosisthrombosisstenosispsychosisosmosismitosisacidosissymbiosismeiosisneurosisphagocytosisendocytosisgnosisamyloidosismononucleosishemochromatosissilicosisexocytosis
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Cite this entry
APA

ochronosis. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/ochronosis

MLA

“ochronosis.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ochronosis. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “ochronosis,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/ochronosis.

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