അർത്ഥം : -అలసటలేనటువంటి భావన.
ഉദാഹരണം :
-మీరా అలసిపోనటువంటి శ్రమ చేసి తన లక్ష్యాన్ని సాధించింది.
മറ്റ് ഭാഷകളിലേക്കുള്ള വിവർത്തനം :
Showing sustained enthusiastic action with unflagging vitality.
An indefatigable advocate of equal rights.