WordWeb Online

1. (baseball) the area of a baseball field that is enclosed by 3 bases and home plate
   - baseball diamond, diamond
    
2. (cricket) the region of the field near the wicket
    
3. The area inside a racetrack or running track

Derived forms: infields

Type of: parcel, parcel of land, piece of ground, piece of land, tract

Antonym: outfield

Part of: ball field, baseball field, diamond

Encyclopedia: Infield