GNU Collaborative International Dictionary of English

Found one definition 

  1.       

    { Specter, Spectre } , n. [F. spectre, fr. L. spectrum an appearance, image, specter, fr. specere to look. See Spy, and cf. Spectrum.]
    1.  Something preternaturally visible; an apparition; a ghost; a phantom.
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      The ghosts of traitors from the bridge descend,
      With bold fanatic specters to rejoice.
      Dryden.

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    2. (Zool.) (a) The tarsius. (b) A stick insect.
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      Specter bat (Zool.), any phyllostome bat. -- Specter candle (Zool.), a belemnite. -- Specter shrimp (Zool.), a skeleton shrimp. See under Skeleton.
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