CMAS

CMAS may stand for:


 * Clinical Movement Analysis Society of the UK and Ireland
 * CMAS (gene), the human enzyme cytidine monophosphate N-acetylneuraminic acid synthetase
 * Center for Mexican American Studies, an academic research center at University of Texas at Arlington
 * Commercial Mobile Alert System (now called Wireless Emergency Alerts), a system for distributing geo-targeted alerts to mobile devices
 * Confédération Mondiale des Activités Subaquatiques, the international umbrella organization for underwater sports and recreational diving
 * CMAS* scuba diver and CMAS** scuba diver, diving certifications
 * Coordination des Mouvements, Associations et Sympathisants, founded by Mahmoud Dicko
 * “C-Mas”, CWCism for Christmas