mesadadv.
/ˈmɛsad/, /ˈmɛzad/, /ˈmiːsad/, /ˈmiːzad/, U.S. /ˈmɛsæd/ Anatomy and Zoology.
Towards the median plane or midline; mediad, mesiad.
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the world > life > the body > positions or directions in body > [adverb] > specific
upwardsc1400
posteriorly1598
centrad1803
dextrad1803
distad1803
peripherad1803
proximad1803
sinistrad1803
atlantad1825
rostrad1831
mesially1849
ventrad1849
peripherally1852
posterolaterally1857
rostrally1863
distally1870
medianly1870
ventrally1870
postaxially1873
preaxially1873
posteroventrally1877
proximally1878
mesad1881
lateralwards1882
ventralwards1883
preaxiad1888
mesally1890
anteriad1891
haemad1891
postaxiad1892
lateralward1895
sagittally1895
ventral1899
posteriad1902
ipsilaterally1950
midsagittally1960
ventromedially1960
1881 B. G. Wilder in Science 19 Mar. 124/2 Meson, its derivatives and correlatives... The corresponding adjective is mesal, and the adverb mesad.
1881 B. G. Wilder in Science 9 Apr. 159/1 Grasp the lateral aspect of the eyeball with the forceps, and rotate it mesad so as to expose its attachments.
1929 Philos. Trans. (Royal Soc.) B. 217 345 Other small arteries..pass mesad between the individual filaments to the distal surface of the afferent branchial vessel.
1953 Amer. Midland Naturalist 50 146 Mesad of the upper of these two oblique striae are two transverse striae.
1988 Jrnl. N. Amer. Benthol. Soc. 7 152 Macrogrotea is represented..by M. eburnea, sp. nov., with genal teeth turned mesad over the buccal cavity but well separated.
This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022).
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adv.1881