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

1.
méticuleux, exigeant, pointilleux
very attentive to and concerned about accuracy and detail
:
•
She is fastidious about her appearance.
Elle est méticuleuse quant à son apparence.
•
The architect was fastidious in his attention to every detail of the building's design.
L'architecte était méticuleux dans son attention à chaque détail de la conception du bâtiment.
2.
difficile, exigeant
difficult to please; having high and often unachievable standards
:
•
He is a fastidious eater and rarely tries new foods.
C'est un mangeur difficile et il essaie rarement de nouveaux aliments.
•
The professor was known for his fastidious standards when grading papers.
Le professeur était connu pour ses normes exigeantes lors de la correction des copies.