: a wingless parthenogenetic female aphid that lives on the definitive host plants producing other generations of like aphids and later a generation of alates
1
in former classifications
: an order comprising various wingless arthropods (such as spiders, centipedes, and certain insects)
2
in some modern classifications
a
: an order of insects coextensive with Entotrophi
b
: an order of insects coextensive with Apterygota
apteran
adjective or noun
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Merriam-Webster unabridged
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