Definitions

1. adjective

relating to or intended to prevent or reduce the risk of cancer

“The researcher studied the antitumor and antiproliferative effects of the new compound.”

2. noun

a substance that has been shown to prevent or slow the growth of cancer cells

“Researchers are searching for new antitumor agents to combat the disease.”

3. adjective

of or relating to the prevention or reduction of cancer

“The hospital’s mission is to provide antitumor treatment to patients.”