Rhē'ā, n.
n. (Ornith.) A genus of large birds allied to the ostrich, found in South America. R. Americana, or the South American ostrich, a native of Brazil, is of a gray color, and remarkable for its swiftness in running. Baird.
n. (Ornith.) A genus of large birds allied to the ostrich, found in South America. R. Americana, or the South American ostrich, a native of Brazil, is of a gray color, and remarkable for its swiftness in running. Baird.