Main Entry: field

Pronunciation: \ˈfē(ə)ld\

Function: noun

1 : an area or division of an activity <a doctor eminent in her field>
2 : a complex of forces that serve as causative agents in human behavior
3 a : a region of embryonic tissue potentially capable of a particular type of differentiation <a morphogenetic field> b : a region or space in which a given effect (as magnetism) exists
4 a : an area that is perceived or under observation ; especially : the area visible through the lens of an optical instrument—see visual field b : the site of a surgical operation