Standard Lemma guide

decaffeinate

verb · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • UK: /diːˈkæfiːneɪt/
  • CMU ARPABET: D IY0 K AE1 F AH0 N EY2 T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

verb

Meaning 1

To remove the caffeine from something (especially from coffee).

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

remove caffeine from (coffee)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: get rid of, remove

History

Etymology

Etymology tree Proto-Indo-European *de Proto-Indo-European *-h1 Proto-Indo-European *déh1 Proto-Italic *dē Latin dē Latin dē-der. English de- English caffeine Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-tós Proto-Indo-European *-eh2tos Proto-Italic *-ātos Latin -ātuslbor. English -ate English decaffeinate From de- + caffeine + -ate (verb-forming suffix).

Across languages

Translations

4 source translations are retained for this English entry.

  • Catalan: descafeïnar — Translations
  • French: décaféiner — Translations
  • Portuguese: descafeinar — Translations
  • Spanish: descafeinar — Translations