Another word for field
meadow, pasture, clearing, range, acreage, plot, patch, garden, enclosure, land under cultivation, grainfield, hayfield, cornfield, tract of land, cultivated ground, grassland, green, farmland, ranchland, arable land, plowed land, cultivated land, cleared land, moor, moorland, heath, lea, cropland, tract, vineyard, glebe, mead.
An area devoted to sport
diamond, gridiron, playing field, track, rink, court, course, racecourse, golf course, racetrack, circus, arena, lists, stadium, theater, amphitheater, playground, park, turf, green, hippodrome, fairground; see also arena.
An area devoted to a specialized activity
airfield, airport, landing field, playing field, terminal, battlefield, battleground, terrain, scene of conflict, theater of war, arena, field of honor, parade ground, range, parking lot; see also airport, battlefield.
An area which can be comprehended in a given way
field of vision, field of investigation, field of operations, territory, province, domain, bailiwick, purview, sphere, reach, range, area, realm, scope, jurisdiction, field of interest, field of study, discipline, specialty, profession, turf*; see also department 1.
Competitors or available candidates
entries, entrants, participants, contestants, applicants, nominees, possibilities, contenders, players, suitable candidates.