单词 | mesiodistal |
释义 | mesiodistaladj. Chiefly Dentistry and Zoology. Situated in or relating to the line of the dental arch. Also: medial and distal (rare). ΘΚΠ the world > life > the body > digestive or excretive organs > digestive organs > mouth > tooth or teeth > [adjective] > arrangement or position of mesiodistal1885 occlusal1897 1885 Jrnl. Anthropol. Inst. 14 187 Dr. Walter Coffin begged the privilege of thanking the President... The measurement which Professor Flower would doubtless find it convenient to call the ‘mesio-distal molar length’ was an important one. 1908 G. V. Black Work on Operative Dentistry II. 15 The axio-mesio-distal plane, or the mesio-distal plane,..passes through the tooth mesio-distally parallel with its long axis. 1948 Amer. Midland Naturalist 39 143 Lower laterodistal and mesiodistal angles each with a prominent spine. 1971 Evolution 25 513/2 The difference between the buccolingual and mesiodistal diameters can be taken as representing a dampening of the reaction to the common local environment by compensatory interaction along the length of the jaw. 1993 Brit. Jrnl. Orthodontics 20 66/1 The six anterior teeth are arranged on the arc of the circle, the radius of which is determined by their combined mesiodistal widths. 1994 Paleobiology 20 217/1 The mesiodistal shift in tooth morphology [in fossil rays] is related to diet and feeding behavior. This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022). < adj.1885 |
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