Terms vs Underwing - What's the difference?
terms | underwing |
A hind wing on an insect.
* 1922 , (Virginia Woolf), (w, Jacob's Room) Chapter 2
*:The upper wings of the moth which Jacob held were undoubtedly marked with kidney-shaped spots of a fulvous hue. But there was no crescent upon the underwing .
A member of the genus , a nocturnal moth which usually has brightly coloured underwings.
(ornithology) The underside of a bird's wing.