The articles of the dictionary reveal the main ethical concepts, moral problems, moral norms and principles, a variety of ethical and moral traditions, problems of moral education. The most important moments of the history of ethical thought, the views of thinkers of the past and modernity are characterized. The 6th edition of the dictionary (the previous one was published in 1983) was revised in the spirit of new thinking and supplemented with new articles and materials. Until now, the dictionary on many important issues of ethical and moral culture remains our only source. The dictionary improved from publication to publication. At the same time, he to a certain extent reflected the typical ideological clichés of his time.