Search Dictionary
Definition of mysteriously
mysteriously
/mɪˈstɪəriəsli/
mys · te · ri · ous · ly
Adjective:mysterious
mysteriously Lexical Profile
CEFR
B2
Grade
6
Tier
2
Usage
Top 10k
Syllables
5
mysteriously Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adverb
1
In a manner that is difficult or impossible to understand, explain, or identify.
Example
"The ancient manuscript disappeared mysteriously from the locked archive overnight."
2
With an air of secrecy, intrigue, or deliberate obscurity.
Example
"She smiled mysteriously and refused to reveal where she had hidden the anniversary gift."
Synonyms
View all synonyms for mysteriously Antonyms
View all antonyms for mysteriously• Rhymes for mysteriously
• Nearby Words
Word Origin & Etymology
Formed in English from the adjective 'mysterious' and the adverbial suffix '-ly'. The root ultimately traces back through Latin 'mysterium' to Ancient Greek 'mysterion' (secret rite or doctrine), from 'mystes' (one who has been initiated).
Cite this Entry
Wordmom. (2026). Definition of Mysteriously. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/mysteriously