From Longman Dictionary of Contemporary Englishmagnetic/gravitational/force fieldmagnetic/gravitational/force fieldSGthe area in which a natural force is felt or has an effect the Earth’s magnetic field → field
Examples from the Corpus
magnetic/gravitational/force field• The flow of a magnetic field is taken from magnetic north pole to magnetic south pole.• All this occurs in magnetic fields very much above the maximum tolerated by the superconducting state.• All that is left is a strong, but invisible, gravitational field.• In a few rare cases, lava flows on land have taken place just as the magnetic field was undergoing a reversal.• It does raise the question of how pigeons detect the magnetic field.• At the upper critical field the magnetic field completely penetrated the sample and it reverted entirely to its normal state.• As the star shrank, the gravitational field at the surface would become stronger and the escape velocity would increase.• The radio waves, magnetic field and computer technology combine to produce vivid images of the body's soft tissue. 