primary_winding
1. [ noun ] (physics) coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit
Synonyms: primary primary_coil
Examples:

"current through the primary coil induces current in the secondary coil"

Related terms: coil transformer
Similar spelling:   primary_election
  primary_coil
  primary_cell
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  primary_tooth
  primary_quill
  primary_dentition