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chondrocranium

Syllabification: chon·dro·cra·ni·um
Pronunciation: /ˌkändrōˈkrānēəm
 
/

Definition of chondrocranium in English:

noun

Zoology & Embryology
The primary skull of vertebrates, composed of cartilage, which in humans and most other vertebrates is replaced by bone during development.
Example sentences
  • The taenia tecti medialis, a bar of cartilage on the dorsomedial surface of the chondrocranium that bisects the parietal portion of the frontoparietal fontanelle, evolved in the common ancestor to neobatrachians.
  • In bony vertebrates, endochondral bones form from centers of ossification in the chondrocranium, although much of the braincase often remains cartilage.
  • The epaxial muscles insert on the posterior aspect of the chondrocranium, which later ossifies into the exoccipitals and supraoccipital of the skull.

Definition of chondrocranium in:

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