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mole

 
 
/məʊl/ noun [C]

Definition

SKIN a small, dark mark on the skin
ANIMAL a small animal with black fur that digs holes in the soil and lives under the ground
PERSON informal someone who gives other organizations or governments secret information about the organization where they work
MEASUREMENT a unit of measurement of the amount of a substance
(Definition of mole noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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