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:mtg_mpo http://www.ncbi.nlm.nih.gov/pubmed/17572649 ]
Synonyms: bone biosynthesis bone formation osteogenesis
Term information
Note that this term does not have a 'developmental process' parent because ossification isn't necessarily developmental, can also occur as part of bone remodeling. Instead use 'ossification involved in bone maturation ; GO:0043931'.