base unit

American  

noun

Physics.

1. one of the units, as mass, length, time, or electric current, taken as a basis for a system of units in the sciences.

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base unit British  

noun

1. physics any of the fundamental units in a system of measurement. The base SI units are the metre, kilogram, second, ampere, kelvin, candela, and mole

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Example Sentences

Regulators urged consumers to stop using the recalled blenders immediately and contact BlendJet for a free base unit replacement.

From Seattle Times • Dec. 28, 2023

This comprises a 1.5 litre glass carafe that sits on top of a porcelain base unit.

From BBC • Feb. 15, 2023

The results appear on the base unit or in a smartphone app.

From Los Angeles Times • Nov. 16, 2021

Fractional or multiple SI units are named using a prefix and the name of the base unit.

From Textbooks • Feb. 14, 2019

A series of basketball games was carried on between the base unit companies and other commands which were in Archangel for a week or more awaiting transfer to another point.

From The History of the American Expedition Fighting the Bolsheviki Campaigning in North Russia 1918-1919 by Jahns, Lewis E.