midtracheal

Etymology tree Proto-Indo-European *me Proto-Indo-European *dʰeh₁-? Proto-Indo-European *-dʰe Proto-Indo-European *médʰi Proto-Indo-European *-os Proto-Indo-European *médʰyos Proto-Germanic *midjaz Proto-West Germanic *midi Old English midd Middle English mid English mid English mid- Proto-Indo-European *dʰreh₂gʰ- Proto-Indo-European *dʰréh₂gʰ-us Proto-Hellenic *tʰrākʰús Ancient Greek τρᾱχεῖᾰ (trākheîă)bor. Late Latin trāchīa Medieval Latin trāchēader. Middle English English trachea Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English tracheal English midtracheal From mid- + tracheal.

来源：wiktionary