survey mile

English dictionary entry

Meanings

noun
  1. The mile of ⁶³³⁶⁄₃₉₃₇ kilometers employed by the United States prior to its adoption of the international mile by treaty in the 1950s.

Word forms

survey mile survey miles

Etymology

From its continued use until the 1980s in reference to the US Geological Survey's 1927 geodetic datum.

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