Definition of "Field" :
noun: a particular kind of commercial enterprise
"They are outstanding in their field."
noun: a place where planes take off and land
noun: the area that is visible (as through an optical instrument)
noun: a branch of knowledge
noun: all the competitors in a particular contest or sporting event
noun: all of the horses in a particular horse race
noun: (mathematics) a set of elements such that addition and multiplication are commutative and associative and multiplication is distributive over addition and there are two elements 0 and 1
"The set of all rational numbers is a field."
noun: (computer science) a set of one or more adjacent characters comprising a unit of information
noun: a region where a battle is being (or has been) fought
"They made a tour of Civil War battlefields."
noun: a region in which active military operations are in progress
"The army was in the field awaiting action."
noun: somewhere (away from a studio or office or library or laboratory) where practical work is done or data is collected
"Anthropologists do much of their work in the field."
noun: a piece of land cleared of trees and usually enclosed
"He planted a field of wheat."
noun: a piece of land prepared for playing a game
"The home crowd cheered when Princeton took the field."
noun: a geographic region (land or sea) under which something valuable is found
"The diamond fields of South Africa."
noun: extensive tract of level open land
"He longed for the fields of his youth."
noun: the space around a radiating body within which its electromagnetic oscillations can exert force on another similar body not in contact with it
noun: a particular environment or walk of life
verb: select (a team or individual player) for a game
"The Buckeyes fielded a young new quarterback for the Rose Bowl."
verb: answer adequately or successfully
"The lawyer fielded all questions from the press."
verb: play as a fielder
verb: catch or pick up (balls) in baseball or cricket