(Irab)

Irab in arabic grammar means the change in sign of last letter of a word. In Arabic Grammar Irab has two main types Declinable ( مُعْرَب ) and Indeclinable ( مَبْنِی ).

Further Declinable Nouns have two types. Triptote ( مُنصرف ) and Diptote ( غیرُ منصرف ).