from The Century Dictionary.
- noun A parasitic pupiparous dipterous insect, as a bee-louse, bat-louse, bird-louse, bat-fly, sheep-tick, etc.
Sorry, no etymologies found.
His face was impassive; he was watching mechanically for a chance to slay a teasing green spider-fly.
It has no flowers, I am sure; nor fruit neither, except little seeds with wings upon them like a spider-fly. '
The giant spider-fly flew around, now poised on whirring wing, and now darting off like a thread of lightning to some other part of the boundless garden.
I don’t know how all of this will affect relative spider-fly numbers though.