Antonyms of noun closed-circuit

1 sense of closed circuit

Sense 1
closed circuit, loop -- (a complete electrical circuit around which current flows or a signal circulates)
       Antonym of open circuit (Sense 1)
      => open circuit -- (an incomplete electrical circuit in which no current flows)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun closed-circuit

1 sense of closed circuit

Sense 1
closed circuit, loop -- (a complete electrical circuit around which current flows or a signal circulates)
       => circuit, electrical circuit, electric circuit -- (an electrical device that provides a path for electrical current to flow)

Similarity of adj closed-circuit

1 sense of closed-circuit

Sense 1
closed-circuit -- (relating to or consisting of a closed circuit; "closed-circuit television")