(n.pl.) An order of wingless hexapod insects which have setiform caudal appendages, either bent beneath the body to form a spring or projecting as bristles. It comprises the Cinura or bristletails, and the Collembola or springtails. Called also Thysanoura. See Lepisma, and Podura.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). thysanura. Retrieved September 30, 2026, from http://smartdefine.org/thysanura/definitions/2072534 |
| Chicago | Webster's. 2011. "thysanura" http://smartdefine.org/thysanura/definitions/2072534 (accessed September 30, 2026). |
| Harvard | Webster's 2011, thysanura, Smart Define, viewed 30 September, 2026, <http://smartdefine.org/thysanura/definitions/2072534>. |
| MLA | Webster's. "thysanura" 28 May 2011. Web. 30 September 2026. <http://smartdefine.org/thysanura/definitions/2072534> |