| ossific | Capable of producing bone; having the power to change cartilage or other tissue into bone. Origin: L. Os, ossis, bone + facere = to make: cf. F. Ossifique. See Fact. Source: Websters Dictionary (01 Mar 1998) |
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| ossific centre | The site of earliest bone formation via accumulation of osteoblasts within connective tissue (membranous ossification) or of earliest destruction of cartilage prior to onset of ossification (endochondral ossification). Synonym: punctum ossificationis, ossific centre, point of ossification. (05 Mar 2000) |
| ossification | <orthopaedics> Pathology> The formation of bone or of a bony substance, the conversion of fibrous tissue or of cartilage into bone or a bony substance. Origin: L. Ossificatio (18 Nov 1997) |
| ossification of posterior longitudinal ligament | Ossification or calcification of the posterior longitudinal ligament of the spinal column. The main symptoms arise from myelopathy of various degrees of severity, usually spinal cord compression caused by stenosis of the spinal canal. It is very common in the japanese but relatively less common in caucasians. It is frequently, but not exclusively, located at the level of the cervical spine. It is often associated with anterior ankylosing hyperostosis. (12 Dec 1998) |
| ossification, heterotopic | The development of bony substance in normally soft structures. (12 Dec 1998) |