symbol vs symbolisation

symbol and symbolisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
symbol	Yes	No	No	No
symbolisation	Yes	No	No	No

As nouns, symbol and symbolisation are synonyms defined as:

symbol and symbolisation: something visible that by association or convention represents something else that is invisible

Other synonyms of symbol include symbolic representation, symbolization.

symbol (noun)	symbolisation (noun)
something visible that by association or convention represents something else that is invisible	the practice of investing things with symbolic meaning
an arbitrary sign (written or printed) that has acquired a conventional significance	something visible that by association or convention represents something else that is invisible
	the use of symbols to convey meaning