ˌ ̷ ̷ ̷ ̷ ̷ ̷ˈspərməm noun
Usage: capitalized
Etymology: New Latin, from cardi- + -spermum (neuter of -spermus -spermous)
: a large genus of tropical American herbaceous vines (family Sapindaceae) having alternate biternate leaves, coarsely serrate leaflets, small white flowers, and an inflated capsular fruit — see balloon vine