mole in Irish

A naevus, a pigmented, slightly raised, and sometimes hairy spot on the skin.

Any of several small, burrowing, insectivorous mammals of the family Talpidae.

(nautical) A massive structure, usually of stone, used as a pier, breakwater or junction between places separated by water.

(chemistry, physics) In the International System of Units, the base unit of amount of substance; the amount of substance of a system which contains exactly 6.02214076×1023 elementary entities (atoms, ions, molecules, etc.). Symbol: mol. The number of atoms is known as Avogadro’s number. [from 1897]

(chemistry, physics) In the International System of Units, the base unit of amount of substance; the amount of substance of a system which contains exactly 6.02214076×1023 elementary entities (atoms, ions, molecules, etc.). Symbol: mol. The number of atoms is known as Avogadro’s number. [from 1897]