Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
symbolisation is a noun meaning "the use of symbols to convey meaning". It carries 3 recorded senses.
the use of symbols to convey meaning
something visible that by association or convention represents something else that is invisible
“the eagle is a symbol of the United States”
the practice of investing things with symbolic meaning
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for symbolisation come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.