# SMAC

> English word · Noun

## Definitions
1. Abbreviation of second mitochondria-derived activator of caspases (“Diablo homolog”), a component of the apoptosis pathway.
2. Abbreviation of supramolecular activation cluster, the structure comprising the immunological synapse.
3. Sequential Multiple Analysis - Computer or comprehensive metabolic panel, a panel of clinical chemistry lab tests.
4. social, mobile, analytics, cloud: a group of technologies

## Etymology
Initialisms.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/smac