fastidious
US /fæsˈtɪd.i.əs/
UK /fæsˈtɪd.i.əs/

1.
meticuloso, exigente, criterioso
very attentive to and concerned about accuracy and detail
:
•
She is fastidious about her appearance.
Ela é meticulosa com sua aparência.
•
The architect was fastidious in his attention to every detail of the building's design.
O arquiteto foi meticuloso em sua atenção a cada detalhe do projeto do edifício.
2.
exigente, difícil de agradar
difficult to please; having high and often unachievable standards
:
•
He is a fastidious eater and rarely tries new foods.
Ele é um comedor exigente e raramente experimenta novos alimentos.
•
The professor was known for his fastidious standards when grading papers.
O professor era conhecido por seus padrões exigentes ao corrigir trabalhos.