Definition

Noun: A standard of measurement is an accepted or approved instance or example of a quantity or quality against which other things are judged, measured, or compared. It is a fixed reference point or unit used to ensure consistency and accuracy in quantifying physical properties.

Usage

A standard of measurement provides a basis for comparison and uniformity in science, industry, and commerce. It is the definitive example that defines a unit.

Examples

• The standard of measurement for length in the metric system is the meter.
• Laboratories use a certified weight as a standard of measurement to calibrate their scales.
• Establishing a reliable standard of measurement for purity is essential for the pharmaceutical industry.

Advanced Usage

• "To serve as a standard of measurement": To function as the authoritative reference.
  • The international prototype kilogram once served as the primary standard of measurement for mass.
• "Primary standard of measurement": The most authoritative standard, often maintained by a national institute.
  • National metrology institutes are responsible for maintaining primary standards of measurement.

Variants and Related Words

• Measurement standard: A synonymous term, often used interchangeably with "standard of measurement."
• Unit of measurement: The specific quantity adopted as a standard (e.g., kilogram, second). A standard of measurement is the physical embodiment or definition of a unit of measurement.
• Calibration standard: A device or material used to calibrate an instrument according to a recognized standard of measurement.

Synonyms

• Benchmark
• Reference standard
• Criterion (for measurement)

Related Phrases

• Traceable to a standard: The property of a measurement where its accuracy can be linked through an unbroken chain of comparisons to a recognized standard of measurement.
  • All our instruments provide measurements traceable to national standards.

Noun

1. accepted or approved instance or example of a quantity or quality against which others are judged or measured or compared