Fieldwork (noun)

Research or study done by collecting data through direct observation, interviews, or participation in the setting being studied.

Origin:

The word is derived from the word "field" which refers to an open area of land used for a particular purpose, and "work" which refers to an activity involving mental or physical effort done in order to achieve a result.

Examples:

1. The anthropologist conducted fieldwork in a remote tribe in the Amazon.
2. The sociologist's fieldwork involved living with and observing a community for several months.
3. The geologist's fieldwork involves mapping and sampling rocks in the field.
4. The fieldwork for the study of endangered species took the researcher to remote locations.
5. The fieldwork for the study of migration patterns involved traveling to different countries and interviewing immigrants.