There are multiple definitions:

1. multiple sclerosis(English)

   • an autoimmune disease that affects the brain and spinal cord, caused by damage to the myelin sheath, and affecting women more often than men. Common symptoms include spasms, fatigue, depression, incontinence issues, sexual dysfunction, and walking difficulties
   • APL, CDMS, RR-MS, INO, CPS, PRMS, RRMS, CSF, HFMD, PIV, SAFV, TMEV, UTR, VHEV, LTSS, HCBS
   • Fatigue, Autoimmunity, Spine (or spinal cord), Depression
   • https://pubmed.…h.gov/29763024/
   • https://doi.org/10.1002/rmv.1908
   • https://doi.org…615-019-00621-9

2. morphine sulfate(English)

3. mitral stenosis(English)

   • MR
   • Cardiology, Pathology

4. mass spectroscopy(English)

   • GC, DDA
   • Spectroscopy

5. metabolic syndrome(English)

   • DM, HFpEF, IFG, IR, MH
   • Metabolism, Risk factor
   • https://doi.org…937-020-00532-0
   • https://doi.org…-319-77932-4_29

6. manuscript(English)

   • Medical publications

7. midpalatal suture(English)

   • mineral density, which varies with the age of the individuals, may be capable to interfere in the bone repair physiological capability and in the sutural elasticity. The mineral density high rates, once described as usual in middle aged individuals, may be the responsible for the contraindication of maxillary expansion in adults
   • Aging
   • https://dx.doi.…pboci.v11i2.769

8. maternal separation(English)

   • separation early in life is related to an increase in anxiety and depressive-like behaviors and neurobiological alterations mostly related to alterations in hypothalamic pituitary adrenal axis reactivity. Environmental enrichment has been used to ameliorate the effects of MS. Anxiety and depressive-like behaviors as well as hippocampal synaptic density and basal corticosterone, oxytocin, and vasopressin levels can be measured within this context
   • EE, HPA, NH
   • Neonatal situation, Anxiety/fear, Depression, Pituitary (gland), Synapse, Emotional aspects
   • https://doi.org…nbeh.2019.00198
   • https://doi.org…pep.2005.09.003

9. medical student(English)

   • VSF, VSR
   • Education
   • https://doi.org…jvs.2004.08.036

10. muscle-sparing(English)

    • refers to breast reconstruction using free transverse rectus abdominis musculocutaneous flap
    • DIEP, TRAM
    • Surgery, Myocyte / muscle
    • https://doi.org…1002/micr.20563

11. medial septum(English)

    • refers to cortical and hippocampal projections
    • MWM, NBM
    • Behavior(al science), Cognitive function, Brain (dys)function, Alzheimer's disease
    • https://pubmed.…h.gov/21204326/

12. Mycoplasma synoviae(Latin)

    • MG, SE, SK, ST
    • Vaccination, Veterinary medicine
    • https://doi.org…psj.2022.102139

13. maximal strength(English)

    • DS, MM
    • Musculoskeletal system, Sports medicine
    • https://doi.org…/s-0032-1312586

14. myocardial stiffness(English)

    • calculated as the square of the shear wave velocity, multiplied by the volume mass of the tissue. Expressed as kPa
    • SWI, ASB, ASM, EDPVR, SWE, SWS, FA
    • Cardiology, Biophysics, Ultrasound
    • https://doi.org…cmg.2016.01.022
    • https://doi.org…cmg.2018.02.002
    • https://doi.org…507jum1369-1464

15. mammography screening(English)

    • CBE
    • Mammary gland, Screening, Oncology
    • https://doi.org…2023.24.10.3477

16. moderate stenosis(English)

    • may refer to lumbar spinal stenosis
    • LIF, PPS
    • Spine (or spinal cord), Surgery, Neuropathy
    • https://doi.org…neu.2021.05.093

17. malleus to stapes(English)

    • BCR, IP, IS, IS-BCR, MS, MS-BCR
    • Auditory system, ENT, Surgery
    • https://doi.org…003489415618678

18. malleostapedotomy(English)

    • an otology procedure that involves attaching prosthesis to the malleus on one end and the stapes footplate on the other end
    • Auditory system, Surgery, Prosthetics, Injury
    • https://doi.org…1.42.6.20200460