Term: atomic spectroscopy https://doi.org/10.1351/goldbook.08216 Definition: Measurement principle of spectroscopy for the study of electromagnetic radiation absorbed and emitted by atoms. Note: Atomic spectra may be emission or absorption spectra. Link: Related Term: electromagnetic radiation (http://doi.org/10.1351/goldbook.08242). Source: PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 649 (https://doi.org/10.1515/pac-2019-0203) Citation: 'atomic spectroscopy' 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.08216 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.