adjective
- extremely careful to do the precisely right, proper, or correct thing in every last detail; most punctilious
- showing extreme care, precision, and punctiliousness
- extremely conscientious
- full of scruples; hesitant, doubtful, or uneasy, esp. constantly and obsessively, in deciding what is morally right or wrong
Origin:
< MFr or L: MFr scrupuleux < L scrupulosus