Dictionary.com
definitions
  • synonyms

phantom circuit

See more synonyms for phantom circuit on Thesaurus.com
noun Electricity.
  1. a circuit derived from two suitably arranged pairs of wires, each pair being a circuit (side circuit) and also acting as one half of an additional derived circuit, the entire system providing the capabilities of three circuits while requiring wires for only two.
Show More

Origin of phantom circuit

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018