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1

mole

play
noun \ˈmōl\

Definition of mole

  1. :  a pigmented spot, mark, or small permanent protuberance on the human body; especially :  nevus



Origin and Etymology of mole

Middle English, from Old English māl; akin to Old High German meil spot


First Known Use: 14th century


2

mole

noun

Definition of mole

  1. 1 :  any of numerous burrowing insectivores (especially family Talpidae) with tiny eyes, concealed ears, and soft fur

  2. 2 :  one who works in the dark

  3. 3 :  a machine for tunneling

  4. 4 :  a spy (as a double agent) who establishes a cover long before beginning espionage; broadly :  one within an organization who passes on information



Origin and Etymology of mole

Middle English; akin to Middle Low German mol


First Known Use: 14th century

Other Mammals Terms


3

mole

noun

Definition of mole

  1. :  an abnormal mass in the uterus especially when containing fetal tissues



Origin and Etymology of mole

Middle English, from Latin mola mole, literally, mill, millstone — more at mill


First Known Use: 15th century


4

mole

noun

Definition of mole

  1. 1 :  a massive work formed of masonry and large stones or earth laid in the sea as a pier or breakwater

  2. 2 :  the harbor formed by a mole



Origin and Etymology of mole

Middle French, from Old Italian molo, from Late Greek mōlos, from Latin moles, literally, mass, exertion; akin to Greek mōlos exertion


First Known Use: circa 1548

Other Civil Engineering Terms


5

mole

play
noun \ˈmōl\

Definition of mole

  1. :  the base unit of amount of pure substance in the International System of Units that contains the same number of elementary entities as there are atoms in exactly 12 grams of the isotope carbon 12



Variants of mole

also

mol

Origin and Etymology of mole

German Mol, short for Molekulargewicht molecular weight, from molekular molecular + Gewicht weight


First Known Use: 1902

Other Chemical Engineering Terms


6

mole

play
noun mo·le \ˈmō-lā\

Definition of mole

  1. :  a spicy sauce made with chilies and usually chocolate and served with meat



Origin and Etymology of mole

Mexican Spanish, from Nahuatl mōlli sauce


First Known Use: 1901


MOLE Defined for Kids

1

mole

play
noun \ˈmōl\

Definition of mole for Students

  1. :  a small usually brown spot on the skin




2

mole

play
noun

Definition of mole for Students

  1. :  a small burrowing animal with soft fur and very small eyes




Medical Dictionary

1

mole

play
noun \ˈmōl\

Medical Definition of mole

  1. :  a pigmented spot, mark, or small permanent protuberance on the human body; especially :  nevus




2

mole

noun

Medical Definition of mole

  1. :  an abnormal mass in the uterus:a:  a blood clot containing a degenerated fetus and its membranesb:  hydatidiform mole




3

mole

noun

Medical Definition of mole

  1. :  the base unit in the International System of Units for the amount of pure substance that contains the same number of elementary entities as there are atoms in exactly 12 grams of the isotope carbon 12 <a mole of photons> <a mole of sodium chloride>



Variants of mole

also

mol

\ˈmōl\play


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