Meanings
plural field coils
- businessAn electromagnet, consisting of a coil of wire through which a current flows, used to generate a magnetic field in an electromagnetic machine, typically a rotating machine such as a motor or generator.
The maximum permissible rises in temperature for both the main generators and the traction motors are 120° C. in the armature and 130° C. in the field coils, so that there is an ample margin of safety to meet abnormal conditions.
1960 May, “Testing a Brush Type "2" diesel locomotive”, in Trains Illustrated, page 304
Synonyms & antonyms
nounthe electric coil around a field magnet that produces the magneto motive force to set up the flux in an electric machine
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
field coil. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/field%20coil
“field coil.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/field%20coil. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “field coil,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/field%20coil.
Source: field coil on Wiktionary, CC BY-SA 4.0.