unknown

Definition

Not known; unidentified; not well known.

Etymology

From Middle English *unknowen, *uniknowen, uniknowe, from Old English unġecnāwen (“unknown”), equivalent to un- + known.

Example Sentences

• "The Celebrity, by arts unknown, induced Mrs. Judge Short and two other ladies to call at Mohair on a certain afternoon when Mr. Cooke was trying a trotter on the track. The three returned wondering and charmed with Mrs. Cooke; they were sure she had had no hand in the furnishing of that atrocious house."
• "I suspect that this large and complex military railway system, shrouded in official secrecy for most of its operational life, remains unknown to many people."

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