pterostigma

noun

ptero·​stigma
ˌterə+
plural pterostigmata
: an opaque thickened spot on the costal margin of the wing of an insect
pterostigmal adjective
pterostigmatic adjective
or pterostigmatical
¦terə+

Word History

Etymology

New Latin, from pter- + Latin stigma

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Dictionary Entries Near pterostigma

Pterostemon

pterostigma

pterotheca

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Cite this Entry

“Pterostigma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pterostigma. Accessed 30 Nov. 2024.

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