Causing or tending to cause rarefaction (in various senses); characterized by rarefaction.

Esp. of air, a gas, etc.: thinner or less dense than usual.

Forming adjectives, as bone-building, bone-forming, bone-piercing, bone-thinning, etc.

decayed, carious.

Pathology. Of bones, teeth, etc.: Affected with caries, decayed.

= carious, adj.

Medicine. Of a tumour: that destroys bone.

Affected or caused by osteoporosis; of or relating to osteoporosis.

Causing or characterized by osteolysis.

Exhibiting, characterized by, or relating to porosis (porosis, n.2); spec. = osteoporotic, adj.

Affected with caries, decayed.

attributive and in the genitive. Designating the disease osteopetrosis (in humans), (in later use) esp. in its relatively mild autosomal dominant…

Of, relating to, or of the nature of osteodystrophy.