| Noun | 1. | family Rajidae - bottom-dwelling tropical rays: skates fish family - any of various families of fish Batoidei, order Batoidei, order Rajiformes, Rajiformes - fish with dorsoventrally flattened bodies; includes: rays; skates; guitarfishes; sawfishes skate - large edible rays having a long snout and thick tail with pectoral fins continuous with the head; swim by undulating the edges of the pectoral fins genus Raja, Raja - type genus of the family Rajidae |