Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
aggregative is an adjective meaning "formed of separate units gathered into a mass or whole". It carries one recorded sense.
formed of separate units gathered into a mass or whole
“aggregate expenses include expenses of all divisions combined for the entire year”
“the aggregated amount of indebtedness”
Definitions, synonyms and semantic relations for aggregative come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.