T-network vs electric circuit

T-network and electric circuit both are nouns.

Word	Noun	Adjective	Verb	Adverb
T-network	Yes	No	No	No
electric circuit	Yes	No	No	No

As nouns, electric circuit is a hypernym of T-network; that is, electric circuit is a word with a broader meaning than T-network:

T-network: a circuit formed by two equal series circuits with a shunt between them
electric circuit: an electrical device that provides a path for electrical current to flow

Other hypernyms of T-network include circuit, electrical circuit.

T-network (noun)	electric circuit (noun)
a circuit formed by two equal series circuits with a shunt between them	an electrical device that provides a path for electrical current to flow