say it: in-SESCH-wuhs
incestuous is an adjective meaning "resembling incest as by excessive intimacy". It carries 2 recorded senses.
resembling incest as by excessive intimacy
relating to or involving incest
Definitions, synonyms and semantic relations for incestuous 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.