Meaning of upperwing | Babel Free
Definitions
The upper part of a wing of a bird or butterfly
Examples
“The original article (which see) mentions that the primary shafts on the upperwings lacked any whitish coloration.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.