caffein
Dated spelling of caffeineDated spelling of caffeine.
Meaning
1 senses(uncountable, usually)Dated spelling of caffeine.
More definitions
- a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects
Forms
plural: caffeins| Singular | caffein |
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uncountable
Synonyms
1 synonymsClose in meaning
- a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects:caffeine
Word family
1 related wordsRelatedcaffeinic
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable