negative regulation of ossification
Any process that stops, prevents, or reduces the frequency, rate or extent of ossification, the formation of bone or of a bony substance or the conversion of fibrous tissue or of cartilage into bone or a bony substance. [ GOC:go_curators ]
Synonyms: downregulation of ossification, down-regulation of ossification, negative regulation of bone biosynthesis, down regulation of ossification, negative regulation of bone formation