There are multiple definitions:

1. membrane attack complex(English)

   • Membranes

2. minimum alveolar [anesthetic] concentration(English)

   • BIS, ETAG, NIWR, Fos-IR
   • Anesthesiology/analgesia, Pulmonology

3. maximal acceptable/allowable concentration(English)

   • AQ, AQAMS, BAT, BREF, CLRTAP, EEA, EIA, EMAS, ENPI, FCCC, GAINS, IMPEL, IPPC, MAE, MEA, NEC, PM, PAH, POP, PRTR, VOC
   • Pollution and health, Environment
   • http://ec.europ…nt/index_en.htm

4. Mycobacterium avium complex(English)

5. Media Access Control(English)

   • see computer address

6. mitral annular calcification / calcium(English)

   • a common and challenging pathologic condition, especially in the context of an aging society
   • AVC, RHR, LVOT, MR, MV, MViR, MViV, TMVR, ViMAC, TMViMAC, GDMT, HF, PVR, TEER, TR
   • Calcium, Cardiology, Prosthetics
   • https://doi.org…sis.2018.04.004
   • https://doi.org…acc.2022.06.009
   • https://doi.org…acc.2022.09.037
   • https://doi.org…55/2022/6587036
   • https://doi.org…acc.2024.05.061

7. MacConkey agar(English)

   • containing either cefotaxime 1.0 mg/L or ceftazidime 1.0 mg/L to evaluate for use in screening for extended-spectrum ß-lactamase (ESBL)-producing organisms
   • BCB, ESBL, BA
   • Culture medium, Screening, Bacteriology
   • https://doi.org…91.2006.01667.x

8. mucinous adenocarcinoma(English)

   • a histological subtype of colorectal cancer. The oncologic behavior of MAC differs from nonmucinous adenocarcinoma
   • DFS
   • Oncology, Gastroenterology
   • https://doi.org…000000000000658

9. myeloablative conditioning(English)

   • involved in traditional approach to transplantation, with chemotherapy and/or radiotherapy resulting in a subsequent period of obligate pancytopenia followed by recovery of hemopoiesis
   • AML, HSCT, MDS, RIC
   • https://doi.org…35762-3.00061-5

10. Mental Adjustment to Cancer(English)

    • scale designed to measure Fighting Spirit (FS), Anxious Preoccupation (AP), Helpless-hopelessness (HH) and Fatalism
    • Oncology, Mental health, Anxiety/fear, Scoring systems/scales
    • https://doi.org…033291799001142

11. Mobility Assessment Course(English)

    • refers to inpatient stroke rehabilitation
    • ADL, CBS, PA, SA, SC, CVA
    • Rehabilitation, Cerebrovascular event
    • https://doi.org…545968317744277

12. monitored anesthetic care(English)

    • may be used for hand surgeries
    • ASA, IVRA, LA, NSAID, PCEA
    • Monitoring, Anesthesiology/analgesia, Injury
    • https://doi.org…isrir-2015-1768

13. maximum allowable cost(English)

    • GPI, PPI, PPPY, PDL
    • Pharmacology / pharmaceutics, Economics and health care
    • https://doi.org…p.2006.12.5.371

14. medial arterial calcification(English)

    • is more prevalent in T2DM patients
    • cfPWV, CVD, HFpEF, IAC, PWV, T2DM
    • Atherosclerosis /atherogenic, Cardiology, Vascular disease, Diabetes
    • https://doi.org…sis.2025.120100