en.wikipedia.org/wiki/Units_of_measurement

A **unit of measurement** is a definite magnitude of a quantity, defined and adopted
by convention or by law, that is used as a **standard** for **measurement** of the ...

en.wikipedia.org/wiki/United_States_customary_units

United States customary **units** are a system of **measurements** commonly used in
the United ... Metric **units** are **standard** in science, medicine, as well as many
sectors of industry and government, including the military. There are anecdotal ...

en.wikipedia.org/wiki/International_System_of_Units

The International System of **Units** is the modern form of the metric system, and is
the most widely used system of **measurement**. It comprises a coherent system of
**units of measurement** built on seven base ..... **Standard** prefixes for the SI **units of**
**measure** ...

www.mathsisfun.com/measure/us-standard-units-introduction.html

Also known as "English **Units**" or "US Customary **Units**" ... told me was that you
can **measure** things using two different systems: US **Standard Units** and Metric.

en.wikipedia.org/wiki/System_of_measurement

[edit]. Non-**standard measurement units**, sometimes found in books, newspapers
etc., include:

www.thespruce.com/standard-unit-of-measurement-2086614

Sep 9, 2017 **...** Understanding measurement is hard for kids but knowing what a **standard unit of**
**measurement** is can help. Learn how to teach your kids about ...

study.com/academy/lesson/standard-units-of-measure.html

Watch this video lesson to learn how to recognize the various **units of**
**measurement** for length, weight, time and volume. Learn to recognize both...

courses.lumenlearning.com/boundless-chemistry/chapter/units-of-measurement

The SI **units of measurement** have an interesting history. Over time .... The
**measuring** cup expresses liquid volume in the **standard** SI **units** of liters and
milliliters.