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Definition of curiousness
curiousness
/ˈkjʊr.i.əs.nəs/
cu · ri · ous · ness
Adverb:curiously
•Adjective:curious
curiousness Lexical Profile
CEFR
B2
Grade
8
Tier
2
Usage
Rare
Syllables
4
curiousness Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The state or quality of having an eager desire to learn, investigate, or know about something; inquisitiveness.
Example
"Her natural curiousness about how machines worked led her to study mechanical engineering."
2
The quality of being strange, unusual, or unexpected; peculiarity.
Example
"The sheer curiousness of the ancient artifact's design baffled the museum curators for decades."
Synonyms
View all synonyms for curiousness Antonyms
View all antonyms for curiousnessWord Nuance & Usage
While 'curiosity' is the standard noun for an eager desire to know or learn, 'curiousness' is less common and is often chosen to emphasize the state of being strange, peculiar, or unusual.
• Rhymes for curiousness
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Curiousness. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/curiousness