| 释义 |
orthocephalic, a. Ethnol.|ˌɔːθəʊsɪˈfælɪk|
[f. ortho- ‘right, correct’ + Gr. κεϕαλή head + -ic: cf. cephalic.]
Applied to skulls of which the breadth is from about 3/4 to 4/5 of the length (intermediate between brachycephalic and dolichocephalic); or, according to some, of which the height is from 7/10 to 3/4 of the length, or of which the height is 4/5 of the breadth.
1865Lubbock Preh. Times v. (1869) 129 Now if we class those skulls in which the relation of the breadth to the length is from 74–79 to 100 as medium heads,..Orthocephalic. 1866Huxley Prehist. Rem. Caithn. 88 The skull is orthocephalic, the cephalic index being 0·76.
So orthocephalous |-ˈsɛfələs|, a. = prec.; orthoˈcephaly, the condition of being orthocephalic.
1874Dawkins Cave Hunt. vi. 191 In the round barrows..they belong mainly to the third division, although some are ortho-cephalous. 1892Syd. Soc. Lex., Orthocephaly, the condition of a skull which, according to the Frankfort agreement, possesses a vertical index of from 70·1° to 75°. According to Welcker, an orthocephalous skull is one whose height is to its width as 10 to 8. |