In this article some important terms of Urdu Language have been discussed. Although famous writers has written on this topic but their writings contain ambiguity. Perhaps they were not clear on this topic or they did not bother to go in the depth. The present writter has not only pointed out their faults but has also given to the picture its true face. Now the scene is out of the mist, and all the terms  are distengushed From each other and stand with their individual identity.