Megasecoptera

plural noun

Mega·​se·​cop·​tera
: an order of extinct insects of the Upper Carboniferous and Permian that are related to the mayflies and dragonflies and have extremely long cerci

Word History

Etymology

New Latin, probably from mega- + Greek sēkos pen, fold, trunk of a tree + New Latin -ptera

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Dictionary Entries Near Megasecoptera

Cite this Entry

“Megasecoptera.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Megasecoptera. Accessed 19 Jul. 2024.

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