unfindable

[ uhn-fahyn-duh-buh l ]
/ ʌnˈfaɪn də bəl /
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adjective

not capable of being found: an unfindable treasure.

Origin of unfindable

1785–95; un-1 + findable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unfindable

  • When the door had shut behind her he took out the necklace with the idea of secreting it in an unfindable place.

    Under Cover|Roi Cooper Megrue