noun
somewhat heart-shaped sand-burrowing bivalve mollusks
• Syn: ↑Cardiidae
• Hypernyms: ↑mollusk family
• Member Holonyms: ↑Bivalvia, ↑class Bivalvia, ↑Lamellibranchia, ↑class Lamellibranchia, ↑class Pelecypoda
• Member Meronyms: ↑Cardium, ↑genus Cardium
Useful english dictionary. 2012.