mebibyte vs MB

mebibyte and MB both are nouns.

Word	Noun	Adjective	Verb	Adverb
mebibyte	Yes	No	No	No
MB	Yes	No	No	No

As nouns, mebibyte and MB are synonyms defined as:

mebibyte and MB: a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes

Other synonyms of mebibyte include M, megabyte, MiB.

mebibyte (noun)	MB (noun)
a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes	(a British degree) a bachelor's degree in medicine
	a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes
	a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes