Term: debye https://doi.org/10.1351/goldbook.D01533 Definition: Non-SI unit of electric dipole moment. It is equal to the electric dipole moment for two charges of 10E-10 franklin separated by 1 ångström, D = 10E-18 Fr cm ≈ 3.33564 x 10E-30 C m. Related Terms: 1) electric dipole moment (http://doi.org/10.1351/goldbook.E01929). Source: Green Book, 2nd ed., p. 115 (https://goldbook.iupac.org/files/pdf/green_book_2ed.pdf) Citation: 'debye' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.D01533 License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.