Kata bahasa Indonesia
English word
TANDA HUBUNG
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
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WORDNET DICTIONARY
Noun has 1 sense
- caffeine(n = noun.substance) caffein - a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects;
CIDE DICTIONARY
, n. Array
A white, bitter, crystallizable substance, found in coffee and tea. It is identical with the alkaloid theine from tea leaves, and with guaranine from guarana. It is responsible for most of the stimulating effect of coffee or tea. [1913 Webster]
OXFORD DICTIONARY
, n. an alkaloid drug with stimulant action found in tea leaves and coffee beans.
Etymology
F caf{eacute}ine f. caf{eacute} coffee
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