Main Entry:

ste·reo·chem·is·try

Pronunciation:

\ˌster-ē-ō-ˈke-mə-strē, ˌstir-\

Function:

noun

Etymology:

International Scientific Vocabulary

Date:

1890

1 : a branch of chemistry that deals with the spatial arrangement of atoms and groups in molecules 2 : the spatial arrangement of atoms and groups in a compound and its relation to the properties of the compound

— ste·reo·chem·i·cal \-ˈke-mi-kəl\ adjective