precise, demanding; careful, conscientious. See scrupulous.
Antonyms
careless.
Examples from the web for punctilious
Both companies were punctilious about delisting people who asked for their names to be removed.
British Dictionary definitions for punctilious
punctilious
/pʌŋkˈtɪlɪəs/
adjective
1.
paying scrupulous attention to correctness in etiquette
2.
attentive to detail
Derived Forms
punctiliously, adverb punctiliousness, noun
Word Origin and History for punctilious
adj.
1630s, probably from Italian puntiglioso, from puntiglio "fine point," from Latin punctum "prick" (see point (n.)). Related: Punctiliously; punctiliousness.