As a geographical name, its terrain is equal to the sandbank territories now in the east of Inner Mongolia, which is called in relief as Horquin Sandlot.

• 作为地理名词,“科尔沁”的地域大致与今天的内蒙古东部的沙丘地带重合,地貌学上称这一沙丘地带为“科尔沁沙地”。