English
internomedian
From interno- + median.
Formed from interno- + median
Proto-Indo-European *me ‘near, by, with’
…
Proto-Italic *meðios
Latin medius ‘middle’
Latin mediānus ‘of or pertaining to the middle’
Middle French median
English median
Today it means
adj Relating to, connecting or between the internal and median veins of a wing
Language periods are conventional ranges, not dates for this word.
Etymograph / internomedian