/ɪnˈsestjʊəs/ adj.1.(of sexual incest)+ relationship乱伦的；近亲交配的
They accused her of an incestuous relationship with her father.他们控告她和她父亲有乱伦关系。
2.(guilty of incest)犯乱伦罪的
her incestuous father她犯有乱伦罪的父亲
3.(resulting from incest)乱伦造成的
an incestuous baby乱伦后产下的婴儿
4.(like incest)+ clique, group过分亲密的；+ place过分靠近的
Its inhabitants are a close and incestuous lot.这里的居民亲密无间, 非常抱团。
Hospitals are very incestuous places.医院是非常逼仄的地方。
petty office politics and incestuous relationships琐碎的办公室政治和拉帮结伙的关系