1. to have no particular interest, concern, or sympathy; to not care about something
He was indifferent to her feelings.
Ele era indiferente aos sentimentos dela.
2. to be neutral or impartial regarding something
The judge remained indifferent to the pressure from both sides.
O juiz permaneceu indiferente à pressão de ambos os lados.
3. to be of little or no importance; to matter little
It is indifferent to me whether we go now or later.
É-me indiferente se vamos agora ou mais tarde.