ster·e·o·i·so·mer (stěr'ē-ō-ī'sə-mər, stîr'-) n. One of a set of isomers whose molecules have the same atoms bonded to each other but differ in the way these atoms are arranged in space.
Main Entry: ste·reo·iso·mer Pronunciation: "ster-E-O-'I-s&-m&r, "stir- Function: noun : any of a group of isomers in which atomsare linked in the same order but differ in their spatial arrangement —ste·reo·iso·mer·ic/-"I-s&-'mer-ik/adjective —ste·reo·isom·er·ism/-I-'säm-&-"riz-&m/noun
stereoisomer ster·e·o·i·so·mer (stěr'ē-ō-ī'sə-mər, stēr'-) n. A molecule containing the same number and kind of atomic groupings as another but having a different spatial arrangement, thus exhibiting different properties.