Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
naturalised is an adjective meaning "planted so as to give an effect of wild growth". It carries one recorded sense.
planted so as to give an effect of wild growth
“drifts of naturalized daffodils”
Definitions, synonyms and semantic relations for naturalised come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.