MCAD

MCAD may refer to:

==Science and technology== ACADM or MCAD, a gene Medium-chain acyl-CoA dehydrogenase, an enzyme used in lipid metabolism Medium-chain acyl-coenzyme A dehydrogenase deficiency (MCAD deficiency or MCADD), caused by mutations in the ACADM gene Mast cell activation disorder, a disease Microsoft Certified Application Developer Mechanical computer-aided design