ossified

adj. 已硬化的; 已钙化的

orthographically, orthography, orthopaedic (also orthopedic), orthopaedics (also orthopedics), orthopaedist (also orthopedist), ortolan, oryx, OS, Oscar, oscillate, oscillation, oscillator, oscillograph, oscilloscope, osier, osmosis, osmotic, osprey, osseous, ossification, ossify, ossilate, oste(o)-, ostensible, ostensibly, ostentation, ostentatious, ostentatiously, osteo-arthritis, osteopath, osteopathy, ostler, ostracism, ostracize, ostracize, ostracise, ostrich, OT, other, other from, other than,