| hoactzin | n. A crested ill-smelling South American bird (Opisthocomus hoazin) whose young have claws on the first and second digits of the wings. |
| hoatzin | (n) crested ill-smelling South American bird whose young have claws on the first and second digits of the wings, Syn. stinkbird, hoactzin, Opisthocomus hoazin |