Organizing center

Organizing center may refer to:


 * Microtubule organizing center
 * Spemann's Organizer
 * Certain groups of cells in mesoderm formation, see FGF and mesoderm formation
 * Primitive streak in Amniotes responsible for gastrulation
 * a small cell group underneath the stem cells in Arabidopsis and other plants
 * animal cap cells treated with activin