Glossary & References / Keywords List / Definitions:

Term to be defined Definition Synonyms & Keywords
Element - "each of more than 100 substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter. Each element is distinguished by its atomic number; i.e. the number of protons in the nuclei of its atoms;

also - a part or aspect of something abstract, especially one that is essential or characteristic." (B125, V.w6)

  • Chemical Element