Nachiketa is still a very popular name among Indians for boys. Is there a meaning to Nachiketa? The best thing is to take it as just a name. Many, many people have that name but there is a discussion among pundits.
Swami Sarvapriyananda teaches the Katha Upanishad, which is one of the most popular Upanishads. The scripture concerns the story of a young man who goes to the house of death to find out what happens after death. The reply describes the nature of reality and the meaning of life.