Noun
participant observation (uncountable)
(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.
I–O research on organizational culture research has employed ethnographic techniques and participant observation to collect data. Source: Internet
Methods of study range from questionnaire surveys to participant observation. Source: Internet
Traditional participant observation is usually undertaken over an extended period of time, ranging from several months to many years, and even generations. Source: Internet