Nanotechnology has revolutionized the field of dentistry with tremendous potential to provide a comprehensive oral health care using the nanomaterials, advanced clinical tools and devices. Its applications in dentistry has increased the hope of better oral health care delivery and continuous maintenance through the ongoing research in diagnosis, cure and prevention of oral diseases. This book discusses the use of nanomaterials in restorative dentistry, local anaesthesia, dentinal hypersensitivity, impalnts etc.