English definition of “field”
LAND [C] › an area of land used for growing crops or keeping animals: a wheat field a field of cows
SPORT [C] › an area of grass where you can play a sport: a football field
AREA OF STUDY [C] › an area of study or activity: He's an expert in the field of biochemistry.
IN RACE/BUSINESS [no plural] › the people who are competing in a race, activity, or business: We lead the field in genetic research.
a gas/oil field › an area of land containing gas or oil
a gravitational/magnetic field › an area affected by a particular physical force → See also paddy field → See also playing field