Wiktionary
field work
alt. 1 A temporary fortification in the field 2 (context in scientific research English) The collection of raw data, in the field n. 1 A temporary fortification in the field 2 (context in scientific research English) The collection of raw data, in the field
WordNet
field work
n. an investigation carried out in the field rather than in a laboratory or headquarters
Wikipedia
Field Work (poetry)
Field Work (1979) is the fifth poetry collection by Seamus Heaney, who received the 1995 Nobel Prize in Literature.
Usage examples of "field work".
Besides field work and barn chores, they'd built and repaired almost everything required, except the manors themselves and their furnishings.