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单词 alkapton
释义

Definition of alkapton in English:

alkapton

(also alcapton)
noun alˈkaptɒn
Medicine historical
  • An acidic substance, later identified with homogentisic acid, which is excreted by people with alkaptonuria and causes their urine, left standing, to turn dark through oxidation.

Origin

Mid 19th century; earliest use found in Edmund Parkes (1819–1876), physician and hygienist. From German Alkapton, †Alcapton from al- (in Alkali) + ancient Greek κάπτον, neuter present participle of κάπτειν to swallow greedily; see quot. 1860 for the semantic motivation of the name.

Definition of alkapton in US English:

alkapton

(also alcapton)
nounalˈkaptɒn
Medicine historical
  • An acidic substance, later identified with homogentisic acid, which is excreted by people with alkaptonuria and causes their urine, left standing, to turn dark through oxidation.

Origin

Mid 19th century; earliest use found in Edmund Parkes (1819–1876), physician and hygienist. From German Alkapton, † Alcapton from al- (in Alkali) + ancient Greek κάπτον, neuter present participle of κάπτειν to swallow greedily; see quot. 1860 for the semantic motivation of the name.

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更新时间:2024/11/11 5:43:09