mysteriously
adverb
mys·te·ri·ous·ly
| \ mi-ˈstir-ē-əs-lē
\
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Definition of mysteriously
: in a mysterious manner : in a way that is difficult to explain or comprehend
documents that have mysteriously disappeared smiling mysteriously "I've got the key to my castle in the air, but whether I can unlock the door remains to be seen," observed Jo mysteriously.— Louisa May Alcott
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