noun
herbaceous vine of tropical America and Africa
• Syn: ↑Cardiospermum grandiflorum
• Hypernyms: ↑soapberry vine
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\\ˈ ̷ ̷ˌ ̷ ̷\ nounEtymology: so called from the heart-shaped white spot on the black seed
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heartˈseed or heartˈpea noun
The balloon-vine, from the heart-shaped scar left by the seed
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Main Entry: ↑heart
Useful english dictionary. 2012.