| 
 | 
Medical Definition of Radioinsensitive
1. Not sensitive to X-rays and other forms of radiant energy. For example, a tumour may unfortunately be radioinsensitive. The opposite of radiosensitive. (12 Dec 1998)
| 
 | 
1. Not sensitive to X-rays and other forms of radiant energy. For example, a tumour may unfortunately be radioinsensitive. The opposite of radiosensitive. (12 Dec 1998)