THESAURUS
chemical element
acid, acidity, agent, air, alkali, alkalinity, alloisomer, anion, antacid, atom, atomic particles, base, biochemical, brute matter, building block, cation, chemical, chromoisomer, component, compound, constituent, copolymer, dimer, earth, element, elementary particle, elementary unit, fire, fundamental particle, heavy chemicals, high polymer, homopolymer, hydracid, hyle, hypostasis, inorganic chemical, ion, isomer, macromolecule, material, material world, materiality, matter, metamer, molecule, monad, monomer, natural world, nature, neutralizer, nonacid, organic chemical, oxyacid, physical world, plenum, polymer, pseudoisomer, radical, reagent, stuff, substance, substratum, sulfacid, the four elements, trimer, unit of being, water