XOR circuit vs XOR gate

XOR circuit and XOR gate both are nouns.

Word	Noun	Adjective	Verb	Adverb
XOR circuit	Yes	No	No	No
XOR gate	Yes	No	No	No

As nouns, XOR circuit and XOR gate are synonyms defined as:

XOR circuit and XOR gate: gate for exclusive OR; a circuit in a computer that fires only if only one of its inputs fire

Other synonyms of XOR circuit include X-OR circuit.

XOR circuit (noun)	XOR gate (noun)
gate for exclusive OR; a circuit in a computer that fires only if only one of its inputs fire	gate for exclusive OR; a circuit in a computer that fires only if only one of its inputs fire