This study is to purpose the analysis of the lexicon used in the newspaper advertisement during the time of enlightenment as the quantitative way and the definition about the aspect of distribution of part of speech·type of words in the lexicon of advertisement. The arrangement of examined result until now is as following. The subject of investigation and the way of investigation decided first to analyze the lexicon of advertisement as the quantitative way have been examined in chapter 2. Newspapers included in the subject of the investigation are , , , . The material of advertisement was adopted to the way of sample survey performed as the statistical procedure around the sample of uniform cost above newspapers. Also, the survey unit in the lexicon of advertisement is around the basic form. The classification in the part of speech was based on 9 parts of speech, and postposition was excluded. The aspect of distribution in the part of speech·the type of words was examined in chapter 3. The number of whole lexicons in the newspaper advertisement during the time of enlightenment was 11,430, and individual lexicons was 2,798. The nouns of 6,704 were investigated the most highly, and the verbs of 2,479 and the determiner of 910 were followed the next in the whole lexicon of the part of speech. The nouns of 1,793 were investigated the most highly in the individual lexicon. The nexts investigated were verbs of 647, and adjective of 142. Therefore, the order in the whole lexicon of part of speech was noun was noun > verb > determiner > adverb and the order in the individual lexicon was noun> verb> adjective> adverb. Sino-Korean words of 6,308 were investigated the most highly in the whole lexicon of the type of words, and the nexts were native tongues of 3,721 and hybrid words of 1,378. Sino-Korean words were also investigated the most highly in the individual lexicon, and the nexts were native tongue > hybrid word > loanword.