Suppression

Suppression may refer to:

Laws

 * Suppression of Communism Act
 * Suppression order a type of censorship where a court rules that certain information cannot be published
 * Tohunga Suppression Act 1907, an Act of the Parliament of New Zealand aimed to replace tohunga as traditional Māori healers with "modern" medicine

Biology, psychology and healthcare

 * Suppression (eye), of an eye is a subconscious adaptation by a person's brain to eliminate the symptoms of disorders of binocular vision such as strabismus, convergence insufficiency and aniseikonia
 * Appetite suppression
 * Bone marrow suppression, the decrease in cells responsible for providing immunity, carrying oxygen, and those responsible for normal blood clotting
 * Cough medicine, which may contain a cough suppressant, a medicinal drug used in an attempt to treat coughing
 * Expressive suppression, a psychological aspect of emotion regulation
 * Flash suppression, a phenomenon of visual perception in which an image presented to one eye is suppressed by a flash of another image presented to the other eye
 * Genetic suppression
 * Reflux suppressant, in medicine
 * Suppression subtractive hybridization, in biochemistry
 * Thought suppression, the psychological process of deliberately trying to stop thinking about certain thoughts, associated with obsessive-compulsive disorder

Other uses in mathematics and science

 * Compton suppression, in nuclear physics


 * Zero suppression, in mathematics and information theory

Politics

 * Censorship, the suppression of public communication considered objectionable to the general body of people as determined by a government or media outlet
 * Suppression of dissent, occurs when an individual or group tries to censor, persecute or otherwise oppress the other party rather than communicate logically
 * Suppression of evidence, the act of preventing evidence from being shown in a trial
 * Voter suppression, a strategy to influence the outcome of an election by discouraging or preventing people from exercising their right to vote
 * Catch and kill, buying exclusive publication rights to an individual's story, and then suppressing the information

Religion

 * Suppression (parish), the forced closure of a Catholic parish or association
 * Religious intolerance, or religious suppression, intolerance against another's religious beliefs or practices by individuals, private groups, government agencies or the whole government
 * Suppressive Person, a Church of Scientology concept discussed in the book, The Cause of Suppression

Technology

 * Electromagnetic interference suppression, e.g., of electrical noise from switches and motors
 * Fire suppression system
 * Firefighting, involves the suppression of fire
 * Free energy suppression and other suppressed technology
 * Silence suppression, in telephony
 * Transient-voltage-suppression diode, an electronic component used to protect sensitive electronics from voltage spikes induced on connected wires

Weapons

 * Suppressive fire, weapons fire that degrades the performance of a target below the level needed to fulfill its mission
 * Suppressor, a device attached to or part of the barrel of a firearm which reduces the amount of noise and flash generated by firing the weapon

Other uses

 * Suppressed correlative, a logical fallacy