eburnation
son of one's half brother or half sister
(chemistry) A compound consisting of a double fluoride of hydrogen and silicon; silicofluoric acid.
A degenerative process of bone, occurring at sites of articular cartilage erosion and commonly found in patients with osteoarthritis. Subchondral bone responds to increased friction by generating reactive, ivory-like dense bone at the site of erosion.
Causing sorrow, distress or regret; deplorable, pitiful or distressing.
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