meticulous
adjective
uk/məˈtɪkjələs/ usvery careful to consider every detail in a process:
meticulous about sth She was meticulous about keeping her expense receipts properly filed.
A combination of innovation and meticulous attention to detail have contributed to the luxury brand's success.
She was used to keeping meticulous records, so the documents, plus dates and times of visits and phone calls, were at hand.
meticulous planning/preparation/research
meticulously
adverb
meticulously planned
meticulousness
noun [ U ]