mole
noun/məʊl/
/məʊl/
- a small animal with dark grey fur, that is almost blind and digs tunnels under the ground to live in see also molehillTopics Animalsc2Oxford Collocations Dictionarymole + verb
- burrow
- dig
- tunnel
- …
- a small dark brown mark on the skin, sometimes slightly higher than the skin around it compare freckleTopics Appearancec2Oxford Collocations Dictionaryadjective
- hairy
- raised
- remove
- a person who works within an organization and secretly passes important information to another organization or country
- They suspected that a mole had been planted in the organization.
- A police mole working inside the company had supplied them with the details.
Oxford Collocations Dictionaryverb + mole- plant
- (chemistry) a unit for measuring the amount of substanceTopics Physics and chemistryc2
Word Originsense 1 and sense 3 late Middle English: from the Germanic base of Middle Dutch and Middle Low German mol.sense 2 Old English māl ‘discoloured spot’, of Germanic origin.sense 4 early 20th cent.: from German Mol, from Molekul, from Latin molecula, diminutive of Latin moles ‘mass’.
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mole