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pterostigma. In DICTIOUS you will not only get to know all the dictionary meanings for the word
pterostigma, but we will also tell you about its etymology, its characteristics and you will know how to say
pterostigma in singular and plural. Everything you need to know about the word
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English
Etymology
Ancient Greek πτερόν (pterón) + στίγμα (stígma), meaning "wing mark".
Noun
pterostigma (plural pterostigmata)
- (zoology) A cell in the outer wing of insects which is often thickened or coloured and so stands out from other cells
The pterostigma is particularly noticeable in dragonflies.