mysteriously

adverb

mys·​te·​ri·​ous·​ly mi-ˈstir-ē-əs-lē How to pronounce mysteriously (audio)
: 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

Examples of mysteriously in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Two canoeists were mysteriously found dead after setting out shortly before midnight on California's Tomales Bay, prompting an investigation. — Andrea Margolis, FOXNews.com, 1 Sep. 2026 Starring Kim Hyun-joo and Bae Hyeon-seong, the film follows a mother whose young son mysteriously disappears along with a bus full of children. — Elsa Keslassy, Variety, 31 Aug. 2026 Brightly Colored Garments There is nothing more frustrating than a garment that has mysteriously lost its luster after only one or two washes. — Louise Parks, Martha Stewart, 29 Aug. 2026 But a couple years ago, a score sheet for the deer had mysteriously surfaced on social media. — Richard P. Smith, Outdoor Life, 27 Aug. 2026 See All Example Sentences for mysteriously

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of mysteriously was in the 15th century

Rhymes for mysteriously

See All Rhymes for mysteriously

Browse Nearby Words

mysterious
mysteriously
mysterious plant
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Cite this Entry

“Mysteriously.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mysteriously. Accessed 4 Sep. 2026.

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