The word mole has several possible meanings:

• A mole is a small burrowing mammal. Consequently:
  • A naked mole rat is a type of rodent that also lives underground.
  • A mole cricket is a cricket in family Gryllotalpidae which spends most of its life underground.
  • A mole salamander is a burrowing salamander in family Ambystomatidae.
• A mole is also a device for constructing a tunnel.
• A mole is also a spy working under deep cover. And consequently:
  • The Mole is a reality television series.
• The mole is the SI unit for the number of molecules or atoms of a substance.
• A mole is a small spot of darkened pigment on the skin.
• Mole is a Mexican sauce made from chili peppers mixed with spices, unsweetened chocolate, peanuts, and other ingredients.
• A mole is a massive structure, usually of stone, used as a pier, breakwater, or junction between places separated by water.
• Mole may also refer to the medical condition also known as molar pregnancy.
• The Mole (South Park) is a psychotic French character.