base unit

noun

Definition of base unit

: one of a set of fundamental units in a system of measurement that is based on a natural phenomenon or established standard and from which other units may be derived

First Known Use of base unit

1867

in the meaning defined above

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Medical Dictionary

base unit

noun

medical Definition of base unit

: one of a set of simple units in a system of measurement that is based on a natural phenomenon or established standard and from which other units may be derived — see international system of units

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