"mole" in the noun sense
1. gram molecule, mole, mol
the molecular weight of a substance expressed in grams the basic unit of amount of substance adopted under the Systeme International d'Unites
2. counterspy, mole
a spy who works against enemy espionage
spicy sauce often containing chocolate
a small congenital pigmented spot on the skin
5. breakwater, groin, groyne, mole, bulwark, seawall, jetty
a protective structure of stone or concrete extends from shore into the water to prevent a beach from washing away
small velvety-furred burrowing mammal having small eyes and fossorial forefeet
Source: WordNet® (An amazing lexical database of English)
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