say it: kuhn-VUHL-siv
convulsive is an adjective meaning "affected by involuntary jerky muscular contractions; resembling a spasm". It carries 2 recorded senses.
resembling a convulsion in being sudden and violent
“a convulsive rage”
“convulsive laughter”
Definitions, synonyms and semantic relations for convulsive come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.