| an edible clam, Mya arenaria, inhabiting waters along both coasts of North America, having an oval, relatively thin, whitish shell. |

| long-neck clam | |
noun | |
| 1. | a clam that is usually steamed in the shell [syn: soft-shell clam] |
| 2. | an edible clam with thin oval-shaped shell found in coastal regions of the United States and Europe [syn: soft-shell clam] |