![ossein ossein](https://www.tekportal.net/wp-content/uploads/2018/11/ossein.jpg)
noun Biochemistry.
- the collagen of bone, remaining after the mineral matter has been removed by treatment with dilute acid.
noun
- a protein that forms the organic matrix of bone, constituting about 40 per cent of its matter
n.
- The collagen component of bone.ostein