English
anteromesial
From antero- + mesial.
Proto-Indo-European *me ‘near, by, with’
Proto-Indo-European *médʰyos ‘between’
Proto-Hellenic *métsos ‘middle’
Ancient Greek μέσος ‘middle of, between, amidst’
English mesial
Today it means
adj Both anterior and mesial
Language periods are conventional ranges, not dates for this word.
Etymograph / anteromesial