Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
organise is a verb meaning "bring order and organization to". It carries 6 recorded senses.
bring order and organization to
“Can you help me organize my files?”
cause to be structured or ordered or operating according to some principle or idea
plan and direct (a complex undertaking)
“he masterminded the robbery”
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 organise come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.