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Use "cubitus" in a sentence
"Cubit, from the Latin word cubitus, meaning the lower arm, is used to translate the original Biblical Hebrew word pronounced am-mah, which meant the forearm."
"Hypotenuses: in Odonata; the simple or broken cross-vein between media 4, and cubitus 1, forming outer boundary of triangle."
"Lower sector of triangle: in Odonata - = cubitus 2 (Comst.)."