A system where the transmission of signals is confined within a designated path.

A concept or idea that is self-contained and does not allow outside participation or feedback.

एक अवधारणा या विचार जो आत्म-contained है और बाहरी भागीदारी या प्रतिक्रिया की अनुमति नहीं देता है।

English Usage: The debate became a closed circuit of opinions, with no new ideas introduced.

Hindi Usage: बहस एक बंद सर्किट में बदल गई, जिसमें कोई नए विचार पेश नहीं किए गए।