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thysanuran

[thahy-suh-noo r-uh n, -nyoo r-, this-uh-]
adjective
  1. Also thy·sa·nu·rous. belonging or pertaining to the order Thysanura, comprising the bristletails.
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noun
  1. a thysanuran insect; bristletail.
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Origin of thysanuran

1820–30; < New Latin Thysanur(a) (< Greek thýsan(os) tassel + -oura, neuter plural of -ouros -tailed, adj. derivative of ourá tail) + -an
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for thysanuran

thysanuran

noun
  1. any primitive wingless insect of the order Thysanura, which comprises the bristletails
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adjective
  1. of, relating to, or belonging to the order Thysanura
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Derived Formsthysanurous, adjective

Word Origin for thysanuran

C19: from New Latin, from Greek thusanos fringe + oura tail
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012