Sentence:  Thus , 1745 corresponded to the invention of the `` Leiden '' jar by Kleist , 1764 that of the <WSD>electrophorus</WSD> by Wilcke , 1782 produced the condenser of Volta , and 1801 the voltaic pile . 
Meaning of the word marked with <WSD> tags:  a simple electrostatic generator that generates repeated charges of static electricity