force field

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun physics A region of space (a vector field) in which a force operates; contains lines of force; a field of force
• noun chemistry A mathematical description of the potential energy of a system of atoms
• noun science fiction An invisible barrier used as a protective shield

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the space around a radiating body within which its electromagnetic oscillations can exert force on another similar body not in contact with it