CUBIT, n. L., the elbow signifying a turn or corner Gr.
1. In anatomy, the fore arm the ulna, and bone of the arm from the elbow to the wrist.
2. In mensuration, the length of a mans arm from the elbow to the extremity of the middle finger. The cubit among the ancients was of a different length among different nations. Dr. Arbuthnot states the Roman cubit at seventeen inches and four tenths the cubit of the scriptures at a little less than 22 inches and the English cubit at 18 inches.
The King James Bible has stood its ground for nearly 400 years. However, during that time the English language has changed, and with it the meanings of some words it used. Here are more than 6,500 words whose definitions have changed since 1611.Wikipedia
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