mesial

adjective

me·​si·​al ˈmē-zē-əl How to pronounce mesial (audio)
-sē-
1
2
: of, relating to, or being the surface of a tooth that is next to the tooth in front of it or that is closest to the middle of the front of the jaw compare distal sense 2
mesially adverb

Word History

First Known Use

1803, in the meaning defined at sense 1

Time Traveler
The first known use of mesial was in 1803

Dictionary Entries Near mesial

Cite this Entry

“Mesial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mesial. Accessed 24 Jun. 2024.

Medical Definition

mesial

adjective
me·​si·​al ˈmē-zē-əl How to pronounce mesial (audio) -sē- How to pronounce mesial (audio)
variants also mesal
1
: being or located in the middle or a median part
the mesial aspect of the metacarpal head
2
: situated in or near or directed toward the median plane of the body
the heart is mesial to the lungs
compare distal sense 1b
3
: of, relating to, or being the surface of a tooth that is next to the tooth in front of it or that is closest to the middle of the front of the jaw compare distal sense 1c, proximal sense 1b
mesially adverb
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