1. giving attention to avoiding danger, mistakes, or harm; cautious
2. done with attention to detail; thorough and precise

Examples

• Be careful when crossing the street.
• She made a careful study of the problem.
• The surgeon was very careful during the operation.
• He gave a careful answer to avoid offending anyone.
• Please be careful with those fragile dishes.
• The detective made a careful examination of the evidence.
• Drive careful on the icy roads.