from The Century Dictionary.
- Not ossified; not bony: specifically noting structures which usually become bone in the course of time, or in other cases.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Zoöl.) Destitute of a bony structure.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Not
from Wiktionary, Creative Commons Attribution/Share-Alike License
Development, therefore, proves what comparative anatomy could only foreshadow -- the unity of plan of all vertebrate skulls, ossified and unossified alike.
The symptoms of rachitis become apparent at the pelvis and at the wide open, soft parts of the skull, the unossified fontanelles.
Dickerman obtained No. 31540, whose skull was unossified and whose ovary was small, in an oak and palm habitat.
When this takes place, however, the bony tissue is generally only superficial, the central portion of the intervening cartilage remaining unossified.
In the fetus, at an early period, the greater part of the skeleton is cartilaginous; as this cartilage is afterward replaced by bone, it is called temporary, in contradistinction to that which remains unossified during the whole of life, and is called permanent.
Along the dorsal edge of the scapula of the rabbit is unossified cartilage, which is called the supra-scapula (s. sc.).
At either end of the body of a vertebra of a young rabbit are bony caps, the epiphyses (ep.), separated from the body by a plane of unossified cartilage (indicated, by the dots).
There is a scapula (sc.) with an unossified cartilaginous supra-scapula (s. sc.); the anterior border of the scapula answers to the acromion.
The ischium (is.) is relatively smaller than in the rabbit, and the pubis (pu.) is a ventral wedge of unossified cartilage.
As yet, however, there are no limbs, nor even any bony skeleton, for the primitive vertebral column is hitherto unossified cartilage.