Definitions

mysterious

[mi-steer-ee-uhs] / mɪˈstɪər i əs /

ADJECTIVE

obscure, puzzing, suggesting a mystery

Synonyms

STRONGEST

baffling cryptic curious dark enigmatic inexplicable inscrutable magical mystical mystifying obscure perplexing puzzling secretive strange unknown weird

WEAK

abstruse alchemistic arcane astrological cabalistic covert difficult eldritch enigmatical equivocal esoteric furtive hidden impenetrable incomprehensible insoluble necromantic occult oracular recondite sphinxlike spiritual subjective symbolic transcendental uncanny unfathomable unknowable unnatural veiled

Antonyms

STRONGEST

apparent bright clear comprehendible comprehensible evident familiar intelligible known normal obvious plain regular usual visible

WEAK

public straightforward tangible unmysterious

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Plus: A DIY solar hack catches on, price caps at gas stations and the mysterious case of China’s falling oil imports.

From The Wall Street Journal • Jun. 11, 2026

Clutching a mysterious tool the shape of a mouse coffin, Firth’s villain tracks Daniel’s location by mentally transplanting himself into another person’s body, changing the color of their pupils to his own icy blue.

From Los Angeles Times • Jun. 10, 2026

Or is it simply about “trauma and the mysterious workings of the unconscious,” as New York Times critic Beatrice Loayza says?

From Salon • Jun. 8, 2026

Against the backdrop of these frequent price fluctuations, speculation continues about the true identity of Bitcoin's mysterious inventor known only as Satoshi Nakamoto.

From BBC • Jun. 5, 2026

Believers developed conspiratorial theories to explain the mysterious relationship between mediums and spirits.

From "American Spirits" by Barb Rosenstock

Vocabulary lists containing mysterious

Purple Hibiscus

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It's All a Blur: Synonyms for "Unclear"

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Schooled

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