Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
rattle-top is a noun meaning "North American bugbane found from Maine and Ontario to Wisconsin and south to Georgia". It carries one recorded sense.
North American bugbane found from Maine and Ontario to Wisconsin and south to Georgia
Definitions, synonyms and semantic relations for rattle-top come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.