(social sciences) A research methodology used in some social sciences to gain familiarity with a group of individuals and their practices through an intensive involvement, usually over an extended period of time.

(social sciences) One doing participant observation.

plural of participant observer

plural of participant-observer

A percentage of net income (rather than gross income) paid to somebody who has contributed to the making of a film.

Alternative form of participant observer

Alternative form of nonparticipation

plural of non-participation

(usually science fiction) The use of technology in a way expected to change the course of human evolution.

An athlete participating in the Olympic Games under the Olympic flag, i.e. without representing any nation, either because the athlete is stateless, or because their nation has no international recognition or is banned.