There are multiple definitions:

1. metal-oxide-metal(English)

   • CMOS, HRS, LRS, PCM
   • Materials science

2. multiples of median(English)

   • BMI, PK-1, PlGF, sEng
   • Statistics
   • https://doi.org…3/humrep/dew225

3. mother’s own milk(English)

   • FHM, PDHM, PTF
   • Neonatology, Nutrition
   • https://doi.org…007114519000357

4. Medication-assisted treatment for Opioid-dependent expecting Mothers(English)

   • OAT
   • Addiction and health, Pregnancy, Therapeutic approaches
   • https://doi.org…cct.2014.08.009