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Definition of assiduously
assiduously
/əˈsɪdʒ.u.əs.li/
as · sid · u · ous · ly
Adjective:assiduous
assiduously Lexical Profile
CEFR
C2
Grade
12
Tier
2
Usage
Rare
Syllables
4
assiduously Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adverb
1
With great care, perseverance, and constant attention to detail.
Example
"The archivist worked assiduously to restore the damaged historical manuscripts."
Synonyms
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View all antonyms for assiduously• Nearby Words
Word Origin & Etymology
Formed from the adjective 'assiduous' plus the adverbial suffix '-ly'. 'Assiduous' derives from Latin 'assiduus' (constant, busy), from 'assidere' (to sit beside or attend to closely), combining 'ad-' (to) and 'sedere' (to sit).
Cite this Entry
Wordmom. (2026). Definition of Assiduously. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/assiduously