AND circuit vs logic gate

AND circuit and logic gate both are nouns.

Word	Noun	Adjective	Verb	Adverb
AND circuit	Yes	No	No	No
logic gate	Yes	No	No	No

As nouns, logic gate is a hypernym of AND circuit; that is, logic gate is a word with a broader meaning than AND circuit:

AND circuit: a circuit in a computer that fires only when all of its inputs fire
logic gate: a computer circuit with several inputs but only one output that can be activated by particular combinations of inputs

Other hypernyms of AND circuit include gate.

AND circuit (noun)	logic gate (noun)
a circuit in a computer that fires only when all of its inputs fire	a computer circuit with several inputs but only one output that can be activated by particular combinations of inputs