Upperwing
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 The upper part of a wing of a bird or butterfly
"The original article (which see) mentions that the primary shafts on the upperwings lacked any whitish coloration."
Antonyms
All antonymsExample
More examples"The original article (which see) mentions that the primary shafts on the upperwings lacked any whitish coloration."
Etymology
From upper + wing.