Privacy (noun)

1. The state of being alone or free from intrusion.
2. The state of being free from public attention or observation.
3. The state of being protected from unauthorized access to one's personal information or activities.

Origin:

From old french privacie, from latin privatus ("private"), past participle of privare ("to deprive").

Examples:

1. He values his privacy and does not like to share personal information.
2. The company has a strict policy on privacy and data protection.
3. She felt violated when her privacy was invaded by the paparazzi.
4. The new law guarantees privacy for citizens.
5. The room had a lock for privacy.