suppression

noun

• the action of suppressing something such as an activity or publication:the forcible suppression of campus protests
• Medicine stoppage or reduction of a discharge or secretion.
• Biology the absence or nondevelopment of a part or organ that is normally present.
• Genetics the canceling of the effect of one mutation by a second mutation.
• Psychology the restraint or repression of an idea, activity, or reaction by something more powerful.
• Psychoanalysis the conscious inhibition of unacceptable memories, impulses, or desires.
• prevention of electrical interference.