Decameter and Metric linear unit

Decameter noun - A metric unit of length equal to ten meters.

Metric linear unit and decameter are semantically related. In some cases you can use "Metric linear unit" instead a noun "Decameter".

Metric linear unit noun - A linear unit of distance in metric terms.

Decameter and metric linear unit are semantically related. Sometimes you can replace term "Decameter" with "Metric linear unit", this terms are similar.