古朝鮮

Etymology
, popularized in the twentieth century with to distinguish from the later  period of Korean history from 1392 to 1910. The country was originally simply named.

In the thirteenth-century  where the word first appears, the term refers specifically to the mythical period of Gojoseon history founded by as opposed to the historical period of, but this usage is not widespread today.

Proper noun

 * 1)  Gojoseon ancient Korean kingdom

Proper noun

 * 1)  Gojoseon ancient Korean kingdom