AICD

The acronym AICD may refer to:


 * Automated Implantable Cardioverter-Defibrillator
 * Amyloid precursor protein Intracellular Cytoplasmic/C-terminal Domain, the smaller cleavage product of APP by gamma-secretase
 * Australian Institute of Company Directors, an organisation supporting company directors in Australia
 * Activation-induced cell death (AICD), important for maintaining T cell homeostasis of the immune system. Autoreactive T cells undergo apoptosis through AICD both from the thymus and periphery