Sergei Aleksandrovich Koussevitzky vs Serge Koussevitzky

Sergei Aleksandrovich Koussevitzky and Serge Koussevitzky both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sergei Aleksandrovich Koussevitzky	Yes	No	No	No
Serge Koussevitzky	Yes	No	No	No

As nouns, Sergei Aleksandrovich Koussevitzky and Serge Koussevitzky are synonyms defined as:

Sergei Aleksandrovich Koussevitzky and Serge Koussevitzky: United States conductor (born in Russia) who was noted for performing the works of contemporary composers (1874-1951)

Other synonyms of Sergei Aleksandrovich Koussevitzky include Koussevitzky.

Sergei Aleksandrovich Koussevitzky (noun)	Serge Koussevitzky (noun)
United States conductor (born in Russia) who was noted for performing the works of contemporary composers (1874-1951)	United States conductor (born in Russia) who was noted for performing the works of contemporary composers (1874-1951)