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Definition of countless
countless
/ˈkaʊnt.ləs/
count · less
Adverb:countlessly
countless Lexical Profile
CEFR
B2
Grade
5
Tier
2
Usage
Top 5k
Syllables
2
countless Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Too many to be counted; very many.
Example
"She has spent countless hours practicing the piano to prepare for the recital."
Synonyms
View all synonyms for countless Antonyms
View all antonyms for countless• Nearby Words
Word Origin & Etymology
First attested in the late 16th century, formed from the noun 'count' (from Old French 'conte', ultimately from Latin 'computare', meaning 'to calculate') combined with the Old English privative suffix '-less'.
Cite this Entry
Wordmom. (2026). Definition of Countless. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/countless