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