| 释义 |
cephalization Biol.|ˌsɛfəlaɪˈzeɪʃən|
[f. as if from a vb. *cephalize (f. Gr. κεϕαλή + -ize) + -ation: cf. specialization.]
A term introduced by Dana to express the degree to which the head is developed and dominates over the rest of the body.
1864Q. Jrnl. Sc. I. 523 Mr. James D. Dana has continued the publication of his memoir on the classification of animals, based on the principle of Cephalization. 1880Libr. Univ. Knowl. III. 632 Degrees of cephalization may be illustrated by the subdivisions of the mammalia.
So ˈcephalized a., organized with a head, having the head developed.
1862Dana Man. Geol. 596 Cephalized species. |