1400-1500Latinfastidiosus, from fastidium ‘strong dislike’
Examples
EXAMPLES FROM OTHER DICTIONARIES
A cat is a fastidious animal that washes itself frequently.
EXAMPLES FROM THE CORPUS
And second, the boy was fastidious with his toy.
Archie may not have been fastidious, but in his own way he was cultivated.
His fastidious imagination shied away from the details of Jack's new ménage.
Such questions are distasteful for a fastidious cleric who thinks of sexuality as a loss of self-control.
Vibrato, like all flavouring, needs very fastidious use on brass instruments.
When hungry times set in, the scouts become less fastidious and give lengthy dances even for poor food.
very careful about small details in your appearance, work etcSYN meticulous: people who are fastidious about personal hygiene—fastidiously adverb—fastidiousness noun [uncountable]