Naut mi and Nautical linear unit

Naut mi noun - A unit of length used in navigation; exactly 1,852 meters; historically based on the distance spanned by one minute of arc in latitude.

Nautical linear unit and naut mi are semantically related. In some cases you can use "Nautical linear unit" instead a noun phrase "Naut mi".

Nautical linear unit noun - A linear unit of distance used in navigation.

Naut mi and nautical linear unit are semantically related. Sometimes you can replace phrase "Naut mi" with "Nautical linear unit", this phrases are similar.