Arthur Meier Schlesinger vs Arthur M. Schlesinger

Arthur Meier Schlesinger and Arthur M. Schlesinger both are nouns.

Word	Noun	Adjective	Verb	Adverb
Arthur Meier Schlesinger	Yes	No	No	No
Arthur M. Schlesinger	Yes	No	No	No

As nouns, Arthur Meier Schlesinger and Arthur M. Schlesinger are synonyms defined as:

Arthur Meier Schlesinger and Arthur M. Schlesinger: United States historian (1888-1965)

Other synonyms of Arthur Meier Schlesinger include Arthur Schlesinger, Schlesinger.

Arthur Meier Schlesinger (noun)	Arthur M. Schlesinger (noun)
United States historian (1888-1965)	United States historian and advisor to President Kennedy (born in 1917)
	United States historian (1888-1965)