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thysanuran

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

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
adjective
  1. of, relating to, or belonging to the order Thysanura
Derived Formsthysanurous, adjective

Word Origin

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