This document classifies nanomaterials based on their composition, dimensions, and components. It discusses organic and inorganic nanomaterials composed of materials like carbon, metals, metal oxides, and hybrids. Nanomaterials are also classified based on their zero, one, two, or three dimensions. Finally, the document describes polymeric, lipid, metal, and biological based nanomaterials of various sizes ranging from 1 to 500 nanometers based on their components.