| ANAPLASIA | LOSS OF DIFFERENTATION OF CELLS; REVERSION |
| ANTIMITOTICS | DRUG THAT BLOCK MITOSIS (REPLICATION) OF CELLS |
| BENIGN TUMOR | NONCANCEROUS |
| CARCINOGENS | AGENTS THAT CAUSE CANCER |
| CHEMOTHERAPY | TREATMENT WITH DRUGS |
| DEOXYRIBONUCLEIC ACID (DNA) | GENETIC MATERIAL WITHIN THE NUCLEUS OF A CELL; CONTROLS CELL DIVISON AND PROTIEN SYNTHESIS |
| FRACTIONATION | GIVING RADIATION IN SMALL, REPEATED DOSES. |
| INVASIVE | HAVING ABILITY TO ENTER AND DESTROY SURROUNDING TISSUE. |
| MALIGNANT TUMOR | TENDING TO BECOME WORSE AND RESULT IN DEATH |