Editing Affinity (section)

== Science and technology ==
* ''Affinity'', the UK's first road-legal solar car, built by [[Cambridge University Eco Racing]]
* [[Affinity (mathematics)]], an affine transformation preserving collinearity
* [[Affinity (pharmacology)]], a characterisation of protein-ligand binding strength
* [[Affinity (sociology)]], a shared interest and commitment between persons in groups and/or willingness to associate
* [[Affinity (taxonomy)]], a suggestion of common descent or type
* [[Affinity chromatography]], method of separating a biomolecule from a mixture
* [[Affinity electrophoresis]], general name for many analytical methods used in biochemistry and biotechnology
* [[Affinity laws]], laws used in hydraulics to express relationships between variables involved in fan or pump performance
* [[Binding affinity]], a measure of the interaction of ligands with their binding sites
* [[Chemical affinity]], used to describe or characterise elements' or compounds' readiness to form bonds
* [[Electron affinity]], energy released on formation of anions
* [[Processor affinity]], a computing term for the assignment of a task to a given core of a multicore CPU
* [[Serif Europe]]'s Affinity series of programs
** [[Affinity Designer]], a vector illustration editor
** [[Affinity Photo]], a raster graphics editor
** [[Affinity Publisher]], a desktop publishing application