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English definition of “mole”

mole

noun [C]  /moʊl/ us  

mole noun [C] (ANIMAL)

a small, dark, furry mammal that lives in passages it digs under the ground

mole noun [C] (SPOT)

a small, dark, permanent spot or lump on a person’s skin

mole noun [C] (PERSON)

a person who works within an organization, such as a government department, and secretly reports information about its activities to its enemy

mole noun [C] (MEASUREMENT)

chemistry a unit of measurement of the amount of a substance expressed in grams
(Definition of mole from the Cambridge Academic Content Dictionary © Cambridge University Press)
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