(mathematics) an operation that transforms a physical system undergoing a sequence of events into one in which the events take place in the reverse sequence / (physics) T-symmetry

Any of several reversals in the polarity of the Earth's magnetic field (such that a compass points South) that have happened over geologic time.

(psychology) The advocacy of one course of action in such a way as to persuade someone to take an opposite course

(law, ethics, public policy) The policy or practice of discriminating against members of a designated group which has in the past unfairly received preferential treatment in social, legal, educational, or employment situations, with the intention of benefiting one or more other groups (such as racial, disabled, or gender groups) that have previously been discriminated against.

(telecommunications) In radio communications, the link from a mobile user to a fixed base station. If the link includes a communications relay satellite, the reverse link will consist of both an uplink (mobile station to satellite) and a downlink (satellite to base station).

A therapy or process which reverses the physiological aging process.

(genetics) The process of creating double-stranded DNA from a single-stranded RNA template (the reverse of the standard process).

A question in a television interview that was actually recorded after the interview took place, and is presented as a cutaway scene. The technique is commonly used where only one camera was present at the interview, as a way of creating the appearance of multiple camera angles and showing a scene of the interviewer asking the question, rather than the interviewee listening to the question.

(cinematography) A shot in which one character is shown looking back at another, unseen character.

plural of reverse mortgage