taboo

• Any negative tradition or behavior that is generally regarded as harmful to social welfare and forbidden within a cultural or social group.

• There wasn't anything of real value there; all they took was what the men could carry themselves or stuff into their landing craft, and they did that because they have what amounts to a religious taboo against landing anywhere and leaving without stealing something. - "Space Viking", Henry Beam Piper.
• When this has been done, the taboo is removed and the family can go to work. - "The Khasis", P. R. T. Gurdon.
• It's really a survival of the 'enemy's taboo. - "General Bramble", André Maurois.

Each person working in the medical industry sometimes needs to know how to define a word from medical terminology. For example - how to explain taboo? Here you can see the medical definition for taboo. Medical-dictionary.cc is your online dictionary, full of medical definitions.