1. a qualification, achievement, quality, or piece of information that qualifies a person to do or be something
She has excellent credentials for the job.
Ela tem excelentes credenciais para o trabalho.
2. a document or certificate that provides proof or evidence of authority, status, or qualification
He presented his credentials at the entrance.
Ele apresentou suas credenciais na entrada.
3. letters or documents that give authority or introduce someone officially
The ambassador's credentials were accepted by the government.
As credenciais do embaixador foram aceitas pelo governo.