The volume "Nanocomposite and Nanohybrid Materials: Processing and Applications" is an outstanding resource for exploring the findings and recent trends of nanocomposites and nanohybrid materials. Herein, a full grasp of cutting-edge research, new technologies, and exciting opportunities linked with nanocomposites and nanohybrids. Nanomaterials, including their synthesis, development, and advanced properties, are thoroughly investigated. Several processes for preparing nanomaterials are presented to the reader, along with their characteristics and development phase. It offers the latest applications of nanoparticles for diagnosing and treating neurological disorders and their use in biological imaging and targeted cancer treatments. This provides a strong basis for future study and innovation in this intriguing issue that is very important to methodology, qualitative approaches, and applications.