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Definition of serendipitous
serendipitous
/ˌsɛrənˈdɪpɪtəs/
ser · en · dip · i · tous
Adverb:serendipitously
serendipitous Lexical Profile
CEFR
C1
Grade
11
Tier
2
Usage
Top 10k
Syllables
5
serendipitous Game Scores & Validity
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WWF
Wordle Guess
• adjective
1
Occurring or discovered by chance in a happy, fortunate, or beneficial way.
Example
"A serendipitous laboratory accident led to the discovery of penicillin."
Synonyms
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View all antonyms for serendipitous• Rhymes for serendipitous
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Word Origin & Etymology
Derived from the noun 'serendipity', coined in 1754 by Horace Walpole in reference to the Persian fairy tale 'The Three Princes of Serendip' (an old name for Sri Lanka), whose heroes continually made fortunate discoveries by accident and sagacity.
Cite this Entry
Wordmom. (2026). Definition of Serendipitous. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/serendipitous