say it: KAN-sur-uhs
cancerous is an adjective meaning "relating to or affected with cancer". It carries 2 recorded senses.
like a cancer; an evil that grows and spreads
“remorse was cancerous within him”
“pornography is cancerous to the moral development of our children”
Definitions, synonyms and semantic relations for cancerous come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.