English
mesial
Mesial comes from Ancient Greek μέσος ‘middle of, between, amidst’, and goes back to Proto-Indo-European *me ‘near, by, with’.
- Proto-Indo-Europeanc. 4500–2500 BCE*me1‘near, by, with’reconstructed
- Proto-Indo-Europeanc. 4500–2500 BCE*médʰyos2‘between’reconstructed
- Proto-Hellenicc. 2200–1600 BCE*métsos2‘middle’reconstructed
- Ancient Greekc. 800–300 BCEμέσος3mésos‘middle of, between, amidst’
- Englishearliest quotation 1922mesial3
attested reconstructed ? uncertain or disputed deepest recorded ancestor
- 1 Wiktionary, Proto-Indo-European *médʰyos
- 2 Wiktionary, Ancient Greek μέσος
- 3 Wiktionary, English mesial
- Earliest quotation in Wiktionary’s entry: 1922, James Joyce, Ulysses: “His pale Galilean eyes were upon her mesial groove.…”.
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*meWiktionary, Proto-Indo-European *médʰyos‘near, by, with’reconstructed
- Proto-Indo-Europeanc. 4500–2500 BCE*médʰyosWiktionary, Ancient Greek μέσος‘between’reconstructed
- Proto-Hellenicc. 2200–1600 BCE*métsosWiktionary, Ancient Greek μέσος‘middle’reconstructed
- Ancient Greekc. 800–300 BCEμέσοςWiktionary, English mesialmésos‘middle of, between, amidst’
- Englishearliest quotation 1922mesialWiktionary, English mesial. Earliest quotation in Wiktionary’s entry: 1922, James Joyce, Ulysses: “His pale Galilean eyes were upon her mesial groove.…”
Linked words
through Proto-Indo-European *me ‘near, by, with’
median, mediation, mediator, mediate, 20 more
through Proto-Indo-European *médʰyos ‘between’
mean, mid, media, medium, midst, medal, demi, maidan, mezzanine, moiety, medulla, moyen, medio, intermezzo, 30 more
through Proto-Hellenic *métsos ‘middle’
through Ancient Greek μέσος ‘middle of, between, amidst’
Today it means
adj Pertaining to the midline of the body.
Sources
Sources: Wiktionary, “mesial”; the older steps come from the Wiktionary entries for Proto-Indo-European *médʰyos, Ancient Greek μέσος. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / Proto-Indo-European *me / mesial