Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
unmodernised is an adjective meaning "not brought up to date". It carries one recorded sense.
not brought up to date
Definitions, synonyms and semantic relations for unmodernised come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.