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catchment area
catchpenny
catchup
catchwater drain
catchweight
catchword
catchy
catechesis
catechin
catechise
catechism
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catecholamine
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catechin

cat·e·chin [ káttə kìn ]


noun 
Definition:
 
dyeing agent: a yellow crystalline substance. Use: in tanning and dyeing. C15H14O6

[Mid-19th century. <catechu]
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