What word describes an extremely careful and meticulous approach?

The word "meticulous" describes an extremely careful and meticulous approach because it conveys the idea of paying great attention to detail and being very precise in one's work. When someone is meticulous, they take their time to ensure that every aspect of a task is handled with care and accuracy, which is essential in contexts where precision is critical, such as in editing a document or executing a complex project. This quality is often associated with thoroughness and dedication, highlighting the importance of diligence in achieving high-quality outcomes.