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Use "orthopter" in a sentence
"-- The term orthopter, or ornithopter, meaning bird wing, is applied to such flying machines as depend on wing motion to support them in the air."
"If I had stopped to guess I would probably have considered the author a longicorn beetle or some fiddling orthopter."
"Two of them, the aeroplane, and the orthopter, have prototypes in nature, and are distinguished by their respective similarities to the soaring birds, and those with flapping wings."