osteoradionecrosis os·te·o·ra·di·o·ne·cro·sis (ŏs'tē-ō-rā'dē-ō-nə-krō'sĭs, -ně-)
n.
Necrosis of bone caused by exposure to ionizing radiation.
| an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language. |
| the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language). |