stereoselective

adjective
ste·​reo·​se·​lec·​tive | \ ˌster-ē-ō-sə-ˈlek-tiv, ˌstir- How to pronounce stereoselective (audio) \

Medical Definition of stereoselective

: relating to or being a reaction or process producing a stereoisomer having one particular configuration regardless of the stereoisomeric configuration of the reactant