configuration (stereochemical) 

https://doi.org/10.1351/goldbook.C01249
In the context of stereochemistry, the term is restricted to the arrangements of atoms of a molecular entity in space that distinguishes stereoisomers, the isomerism between which is not due to conformation differences.
See also: absolute configuration, relative configuration
Sources:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1099 [Terms] [Paper]
PAC, 1996, 68, 2193. (Basic terminology of stereochemistry (IUPAC Recommendations 1996)) on page 2204 [Terms] [Paper]
Citation: 'configuration (stereochemical)' 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.C01249 RIS BibTex EndNote
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Last revised: February 24, 2014