antineoplastic

adjective

an·​ti·​neo·​plas·​tic ˌan-tē-ˌnē-ə-ˈpla-stik  ˌan-ˌtī- 

: inhibiting or preventing the growth and spread of tumors or malignant cells

Word History

First Known Use

1898, in the meaning defined above

Medical Definition

antineoplastic

1 of 2 adjective

an·​ti·​neo·​plas·​tic -ˌnē-ə-ˈplas-tik 

: inhibiting or preventing the growth and spread of neoplasms or malignant cells

treated with a regimen of antineoplastic drugs

antineoplastic

2 of 2 noun

: an antineoplastic agent