orthocephalyn.
/ˌɔːθəʊˈsɛfəli/, /ˌɔːθəʊˈsɛfl̩i/, /ˌɔːθəʊˈkɛfəli/, /ˌɔːθəʊˈkɛfl̩i/, U.S. /ˌɔrθoʊˈsɛfəli/ Physical Anthropology.
The condition of being orthocephalic.
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the world > life > the body > structural parts > bone or bones > skull > skull measurement > [noun] > types of skull > condition of having
long-headedness1818
microcephalia1849
microcephaly1863
leptocephaly1864
platycephaly1864
dolichocephalism1865
mesaticephalism1865
brachistocephaly1866
dolichocephaly1866
mecistocephaly1866
acrocephaly1870
brachycephaly1871
megalocephaly1878
pyrgocephaly1878
stenocephaly1878
brachycephalism1880
platyrrhiny1880
hypsistenocephaly1881
mesocephaly1883
short-headedness1883
orthocephaly1884
oxycephaly1885
mesocephalism1888
macrocephalia1889
macrocephaly1889
broad-headedness1890
mesaticephaly1891
chamaeconchy1902
chamaeprosopy1902
hypsiconchy1902
mesorrhiny1902
mesoconchy1904
tower skull1905
1884 Amer. Naturalist 18 840 (table) Chamæcephaly..Orthocephaly..Hypsicephaly.
1892 New Sydenham Soc. Lexicon Orthocephaly, the condition of a skull which, according to the Frankfort agreement, possesses a vertical index of from 70·1° to 75°.
1923 Man 23 143 Dixon distinguishes, on recognised lines, dolichocephaly (D), mesocephaly (M), brachycephaly (B), hypsicephaly (H), orthocephaly (O), chamæcephaly (C) [etc.]
This entry has been updated (OED Third Edition, September 2004; most recently modified version published online March 2022).
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n.1884