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Definition of caffeinate
caffeinate
/ˈkæf.ə.neɪt/
caf · fei · nate
Adjective:caffeinated
•Past Simple:caffeinated
•Past Participle:caffeinated
•Present Participle:caffeinating
caffeinate Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Rare
Syllables
3
caffeinate Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• verb
1
To stimulate or energize a person or oneself by consuming caffeine, such as by drinking coffee or tea (often used informally).
Example
"The morning presenters always take a few minutes to caffeinate before going live on the air."
2
To add caffeine to a beverage, food, or other substance.
Example
"Several beverage companies now caffeinate their sparkling water to appeal to consumers seeking a mild energy boost."
Synonyms
View all synonyms for caffeinate Antonyms
View all antonyms for caffeinate• Rhymes for caffeinate
Word Origin & Etymology
Formed in the early 20th century from 'caffeine' plus the verbal suffix '-ate'; 'caffeine' itself derives from German 'Kaffein', coined by chemist Friedlieb Ferdinand Runge in 1820 from 'Kaffee' (coffee).
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Caffeinate. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/caffeinate