Word.ws English Dictionary

caffein

caffein noun: dated spelling of caffeine.

Noun

caffein (usually uncountable, plural caffeins)

  1. (usually) Dated spelling of caffeine.

Forms of caffein

pluralcaffeins

Questions about caffein

What does caffein mean?
Caffein means dated spelling of caffeine.
What part of speech is caffein?
Caffein is a noun.
What is the plural of caffein?
The plural of caffein is caffeins.

Words near caffein in the dictionary

  1. caffed up
  2. Caffee
  3. Caffees
  4. caffeic
  5. caffeic acid
  6. caffein
  7. caffeina
  8. caffeinate
  9. caffeinated
  10. caffeinates
  11. caffeinating

Source and license

Adapted from Wiktionary: caffein (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “caffein.” Word.ws, https://word.ws/caffein. Based on Wiktionary, CC BY-SA 4.0.