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gressorial
gressorial (ɡrɛˈsɔːrɪəl) or gressoriousadj1. (Zoology) (of the feet of certain birds) specialized for walking2. (Zoology) (of birds, such as the ostrich) having such feet[C19: from New Latin gressōrius, from gressus having walked, from gradī to step]gressorial
gressorial[gre′sȯr·ē·əl] (vertebrate zoology) Adapted for walking, as certain birds' feet. |