What does optical isomers mean? Organic Chemistry Stereochemistry (R and S), Isomers, and Optical Activity Introduction to Chirality and Chiral Centers 1 Answer anor277 Jul 9, 2016 See this old answer. Explanation: So a specific definition, #"an optical isomer is any species that cannot be superimposed"# #"on its mirror image."# Answer link Related questions How many chiral carbon atoms are there in the open-chain form of glucose? What are chiral centers? How do you find chirality centers? How do you prioritize the groups on chiral centers? How can I draw and identify the chiral centers of 5-deoxyribose? How can I draw and identify the chiral centers of galactose? How can I draw and identify the chiral centers of ribose? How many chiral centers are in cortisone? How many chiral centers are in morphine? How can I find chiral centers in ring structures? See all questions in Introduction to Chirality and Chiral Centers Impact of this question 1453 views around the world You can reuse this answer Creative Commons License