Sentence:  Its extreme downtown is the battery, where that noble <WSD>mole</WSD> is washed by waves, and cooled by breezes, which a few hours previous were out of sight of land. 
Meaning of the word marked with <WSD> tags:  A massive structure, usually of stone, used as a pier, breakwater or junction between places separated by water.<ref>[http://dictionary.reference.com/browse/mole mole] (accessed: March 30, 2007)</ref>