Pseu·do·scor·pi·o·nes n. pl.  Zool. An order of Arachnoidea having the palpi terminated by large claws, as in the scorpions, but destitute of a caudal sting; the false scorpions. Called also Pseudoscorpii, and Pseudoscorpionina. See Illust. of Book scorpion, under Book.
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  Pseudoscorpiones
       n : false scorpions [syn: Chelonethida, order Chelonethida,
           Pseudoscorpionida, order Pseudoscorpionida, order
           Pseudoscorpiones]