Rejection

Rejection, or the verb reject, may refer to:


 * Social rejection, in psychology, an interpersonal situation that occurs when a person or group of people exclude an individual from a social relationship
 * Transplant rejection, in medicine, the immune reaction of a host organism to a foreign biological tissue, such as in a transplantation
 * In telecommunications, rejection is the receiving of the desired signal without interference from another undesired one.
 * In basketball, rejection is a slang term for a block
 * In mathematics, the rejection of a vector a from a vector b is the component of a perpendicular to b, as opposed to its projection, which is parallel to b.
 * In statistics, rejection of a null hypothesis in favour of an alternative hypothesis when doing a hypothesis test.
 * In statistics, rejection sampling is a technique used to generate observations from a distribution
 * In zoology, the shunning of one or more animals in a litter
 * Rejection of Jesus, described in the New Testament

Art, media and entertainent

 * "Reject", a song by Green Day from Nimrod
 * "Reject", a song by Living Sacrifice from Reborn, 1997
 * "Reject", a song by Moby from Animal Rights, 1996
 * Reject (esports), a Japanese esports organization
 * The Rejection (EP)
 * Rejection (song), song by Martin Solveig
 * Rejection, a 2009 film with Gary Farmer
 * Rejection (film), a 2011 Ukrainian film
 * "Rejection", a song by AC/DC from Power Up