from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of, in, near, or toward the middle.
  • adj. Dentistry Situated toward the middle of the front of the jaw along the curve of the dental arch.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. pertaining to the middle line of the body
  • adj. Facing the side of a tooth which faces the middle of the jaw.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Middle; median; in, or in the region of, the mesial plane; internal; -- opposed to lateral.

from The Century Dictionary and Cyclopedia

  • Pertaining to the middle; being in the middle; in zoology, pertaining to or on the middle line or plane of the body; median. Also mesian

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. being in or directed toward the midline or mesial plane of the body


from Wiktionary, Creative Commons Attribution/Share-Alike License

Irregular derivation from Greek μέσος.


  • Seven molars were also virtually sectioned through the mesial cusps and two-dimensional enamel thickness and dentine horn height measurements were recorded.

    Archive 2009-02-01

  • But others part of the brain, the insula, which has a role in the experience of pain, and the greater mesial prefrontal cortex became activated when the subjects contemplated selling one of their items.

    Boing Boing

  • I had mesial temporal sclerosis and lived more than 27 years of my life with seizures.


  • The crown has a sharp point on the distal, then a rounded side on the mesial.

    Congenitally Missing Permanent Teeth

  • His pale Galilean eyes were upon her mesial groove.


  • Extending for 9° on each side of the ecliptic is a zone or belt called the Zodiac, the mesial line of which is occupied by the Sun, and within this space the principal planets perform their annual revolutions.

    The Astronomy of Milton's 'Paradise Lost'

  • This term is applied to an affection of the tarsus which is usually characterized by the existence of an exostosis on the mesial and inferior portion of the hock.

    Lameness of the Horse Veterinary Practitioners' Series, No. 1

  • When, during locomotion, injury is inflicted upon the mesial side of an extremity by the swinging foot of the other member, the condition is termed interfering.

    Lameness of the Horse Veterinary Practitioners' Series, No. 1

  • However, where but moderate distension of the sheath exists, there is little, if any, bulging on the mesial side of the hock and but a small hemispherical enlargement is presented on the outer side of the tarsus, anterior to the summit of the os calcis.

    Lameness of the Horse Veterinary Practitioners' Series, No. 1

  • This makes for greater strain upon the mesial or lateral tarsal ligaments whenever the foot bears upon a sloping ground surface, so that one side (inner or outer) is higher or lower than the other.

    Lameness of the Horse Veterinary Practitioners' Series, No. 1


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  • "Torsos bare today, brown as gingerbread, innocent navels neatly punctuating suave mesial dents." from "Apples and Pears" by Guy Davenport

    January 19, 2010