mysterious

Adjective Satellite

• of an obscure nature; ; ; ; - Rachel Carson
  • "the new insurance policy is written without cryptic or mysterious terms"
  • "in its mysterious past it encompasses all the dim origins of life"
• having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding
  • "mysterious symbols"

Adj

• Of unknown origin.
• Having unknown qualities.
• Difficult to understand.
• Deliberately evasive or enigmatic.

Examples

• He received a mysterious phone call this morning.
• Our boss is a mysterious man who hardly ever meets with us.
• Stop being mysterious and just tell me what you want.
• Why he left without saying goodbye is quite mysterious.

Synonyms

cryptic, cryptical, deep, inscrutable, mystic, mystical, mystifying, occult, orphic, secret, Chinese, Greek, abstruse, arcane, behind the scenes, catlike, clandestine, cloak-and-dagger, concealed, confidential, covert, deep-laid, dense, dern, disguised, enigmatic, esoteric, fathomless, furtive, huggermugger, hush-hush, ill-defined, impenetrable, inapprehensible, incognito, incognizable, incomprehensible, inconspicuous, ineffable, inenubilable, inexplicable, insensible, insoluble, insolvable, low profile, lurksome, lurky, mousy, mysterial, mysterioso, mysterious, nonunderstandable, obfuscated, obscure, off-the-books, on the down-low, on the sly, retruse, runish, secretive, sibylline, slinky, sly, sneaky, stealthy, sub rosa, surreptitious, systerious, thick, uncertain, undecipherable, undefined, under the radar, under wraps, under-the-table, undercover, underground, undetermined, undiscoverable, unexplainable, unfathomable, ungraspable, unintelligible, unknowable, unperceived, untraceable, ununderstandable

Antonyms

known, unambiguous, unmysterious, well-defined

Related Words

ambiguous, intriguing, mystery, strange, vague