Exactitude (noun)

1. The state or quality of being exact; precision.
2. The quality of being accurate and true to fact.

Origin:

From the latin word "exactus" meaning "done" or "performed" and "-itude" meaning "state or condition of." the word has been in use since the 17th century.

Examples:

1. The survey required a high degree of exactitude.
2. The scientist was known for her exactitude in her experiments.
3. The clock's exactitude was tested by comparing it to an atomic clock.
4. The map's exactitude was questioned by the explorer.
5. The musician's exactitude was appreciated by the audience.