--adj.

1. marked by precise accordance with details.
  • "Meticulous research."
2. marked by extreme care in treatment of details.
  • "A meticulous craftsman."
1535, from Latin meticulosus "fearful, timid", literature "full of fear", from metus "fear", of unknown origin. Sense of "fussy about details" is first recorded in Eng. 1827, from Fr. m?ticuleux.