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Definition of interminable
interminable
/ɪnˈtɜːr.mɪ.nə.bəl/
in · ter · mi · na · ble
Adverb:interminably
interminable Lexical Profile
CEFR
C1
Grade
11
Tier
2
Usage
Top 10k
Syllables
5
interminable Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Endless or apparently endless; continuing for so long as to be tedious, tiresome, or wearisome.
Example
"The passengers grew restless during the interminable delay at the airport terminal."
Synonyms
View all synonyms for interminable Antonyms
View all antonyms for interminable• Rhymes for interminable
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Word Origin & Etymology
Borrowed in the late 14th century from Old French or directly from Late Latin interminabilis, meaning 'endless', formed from the negative prefix in- ('not') and terminare ('to end or limit', from terminus, 'boundary').
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Interminable. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/interminable