imperial system

C5975 concept

The imperial system is a traditional system of measurement that uses units such as inches, feet, yards, and miles for length, and ounces, pounds, and tons for weight, primarily in the United States and a few other countries.

Observed surface forms (3)

  • system of units ×2
  • imperial and US customary measurement system ×1
  • system of measurement ×1

Instances (4)