Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
particoloured is an adjective meaning "having sections or patches colored differently and usually brightly". It carries one recorded sense.
having sections or patches colored differently and usually brightly
“a jester dressed in motley”
“the painted desert”
“a particolored dress”
“a piebald horse”
“pied daisies”
Definitions, synonyms and semantic relations for particoloured come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.