Also known as: nm.
NM stands for various terms. Discover the full forms, meanings, and possible interpretations of NM across different fields and industries.
Is a unit of measurement used in both air and marine navigation, and for the definition of territorial waters. Historically, it was defined as one minute (160 of a degree) of latitude along any line of longitude. Today the international nautical mile is defined as exactly 1852 metres (about 1.2 miles).
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