(astronomy) A constellation of the zodiac supposedly shaped like a crab.

Someone with a Cancer star sign.

(slang) Extremely unpleasant and annoying.

(medicine, oncology) A disease in which the cells of a tissue undergo uncontrolled (and often rapid) proliferation. / (figuratively) Something damaging that spreads throughout something else.

(oncology) Relating to or affected with cancer. / (figuratively) Growing or spreading rapidly to the point of harm. / (slang) Extremely unpleasant; detestable.

(obsolete, intransitive) To grow into a cancer; to become cancerous.

plural of cancerization

Modified by a cancer

simple past tense and past participle of cancerate

Third-person singular simple present indicative form of cancerate