the system of measurement based on the chain (66 feet) as a unit
WordReference Random House Unabridged Dictionary of American English © 2026
survey′or's meas′ure,
- Surveying, Weights and Measuresa system of units of length used in surveying land, based on the surveyor's chain of 66 ft. (20.12 m) and its 100 links of 7.92 in. (20.12 cm).
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