Tra từ American featherfoil - Từ điển WordNet v3.1

Từ điển WordNet v3.1 - WordNet Dictionary

American featherfoil

noun

a featherfoil of the eastern United States with submerged spongy inflated flower stalks and white flowers
• Syn:
water gillyflower, Hottonia inflata
• Hypernyms:
featherfoil, feather-foil