Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun blackfly

2 senses of blackfly

Sense 1
blackfly, bean aphid, Aphis fabae -- (blackish aphid that infests e.g. beans and sugar beets)
       => aphid -- (any of various small plant-sucking insects)

Sense 2
blackfly, black fly, buffalo gnat -- (small blackish stout-bodied biting fly having aquatic larvae; sucks the blood of birds as well as humans and other mammals)
       => gnat -- (any of various small biting flies: midges; biting midges; black flies; sand flies)