निष्ठुर मतलब [वि.] - 1. क्रूर; बेरहम; निर्दय; हृदयहीन 2. कठिन; कठोर; सख्त; कड़ा; रूखा 3. तेज़; उग्र। Also see Nishthur in English.
Here is meaning of Nishthur in hindi. Get definition and hindi meaning of Nishthur. What is Hindi definition and meaning of Nishthur ? (hindi matlab - arth kya hai?).