कर्तव्यनिष्ठ मतलब [वि.] - 1. कर्तव्य करने में निपुण 2. कर्तव्य निभाने की निष्ठावाला। Also see Kartavynishth in English.
Here is meaning of Kartavynishth in hindi. Get definition and hindi meaning of Kartavynishth. What is Hindi definition and meaning of Kartavynishth ? (hindi matlab - arth kya hai?).