Definition:Imperial/Length/Yard

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Definition

The yard is an imperial unit of length.

 $\ds$  $\ds 1$ yard $\ds$ $=$ $\ds 3$ feet $\ds$ $=$ $\ds 36$ inches $\ds$ $=$ $\ds 91 \cdot 44$ centimetres $\ds$ $=$ $\ds 0 \cdotp 9144$ metres

Historical Note

The yard was originally defined in terms of a bronze standard.

It was redefined in $1963$ in the UK Weights and Measures Act as exactly $0 \cdotp 9144$ metres.