MDA

1. USabbreviationinitialismgovernmentInitialism of Missile Defense Agency.
2. MalaysiaabbreviationinitialismInitialism of Malaysia Design Archive.
3. MalaysiaabbreviationinitialismInitialism of Malaysian Dental Association.

plural MDAs

1. abbreviationcountableinitialismuncountablebusinessInitialism of mobile data assistant.
2. abbreviationcountableinitialismuncountableartsInitialism of message-driven architecture.
3. abbreviationcountableinitialismuncountableartsInitialism of model-driven architecture.
4. abbreviationinitialismuncountablecomputingInitialism of monochrome display adapter.
5. abbreviationcountableinitialismcomputingInitialism of mail delivery agent.
6. abbreviationcountableinitialismuncountableaeronauticsInitialism of minimum descent altitude.
7. abbreviationinitialismuncountablechemistryInitialism of malondialdehyde.

   Furthermore, wedelolactone also increased the activities of superoxidase dismutase (SOD) and glutathione peroxidase (GSH-Px) and decreased the level of the lipid peroxidation product malondialdehyde (MDA) in the liver, therefore decreasing the activity of alanine aminotransferase (ALT).

   2015 July 14, “Wedelolactone Regulates Lipid Metabolism and Improves Hepatic Steatosis Partly by AMPK Activation and Up-Regulation of Expression of PPARα/LPL and LDLR”, in PLOS ONE, →DOI

8. abbreviationinitialismuncountablemedicineInitialism of methylenedioxyamphetamine, especially 3,4-methylenedioxyamphetamine.
9. abbreviationcountableinitialismuncountablechemistryInitialism of medium-density amorphous ice (“a form of H₂O water ice, with a density like that of liquid water”).