machine code vs machine language

machine code and machine language both are nouns.

Word	Noun	Adjective	Verb	Adverb
machine code	Yes	No	No	No
machine language	Yes	No	No	No

As nouns, machine code and machine language are synonyms defined as:

machine code and machine language: a set of instructions coded so that the computer can use it directly without further translation

machine code (noun)	machine language (noun)
a set of instructions coded so that the computer can use it directly without further translation	a set of instructions coded so that the computer can use it directly without further translation
	a programming language designed for use on a specific class of computers