Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
mechanisation is a noun meaning "the condition of having a highly technical implementation". It carries 2 recorded senses.
the condition of having a highly technical implementation
the act of implementing the control of equipment with advanced technology; usually involving electronic hardware
“automation replaces human workers by machines”
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 mechanisation come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.