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scalar

noun [C]
 
 
/ˈskeɪ.lər/ US  /-lɚ/ specialized

Definition

something that has size but no direction, such as a quantity, distance, speed, or temperature → Compare vectorMeasurements of length and distance scalar
 
 
adjective
a scalar quantityDescribing size and quantity
(Definition of scalar noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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