brown recluse spider

noun

Definition of brown recluse spider

  1. :  a venomous spider (Loxosceles reclusa) especially of the southern and central U.S. that has a violin-shaped mark on the cephalothorax and produces a dangerous cytotoxin which can cause necrotic lesions

First Known Use of brown recluse spider

1962


Medical Dictionary

brown recluse spider

noun

Medical Definition of brown recluse spider

  1. :  a venomous spider of the genus Loxosceles (L. reclusa) especially of the southern and central United States that produces a dangerous cytotoxin which can cause necrotic lesions—called also brown recluse


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