hard clam

Từ điển WordNet v3.1 - WordNet Dictionary

noun

an edible American clam;
the heavy shells were used as money by some American Indians
• Syn:
quahog, quahaug, hard-shell clam, round clam, Venus mercenaria, Mercenaria mercenaria
• Hypernyms:
clam
• Hyponyms:
littleneck, littleneck clam, cherrystone, cherrystone clam
• Member Holonyms:
Venus, genus Venus
• Part Meronyms:
quahaug, quahog, hard-shell clam, round clam