There are multiple definitions:

1. 12-O-tetradecanoylphorbol 13-acetate(English)

   • aka PMA
   • Abbreviation may be used in Am. Soc. Physiol. journals without definition.
   • PMA
   • Physiology

2. tissue(-type) plasminogen activator(English)

   • a 68 kDa serine protease synthesized primarily in endothelial cells. It exerts its effects in the vascular system and is the principal agent for the dissolution of thrombi via activation of clot-bound plasminogen to plasmin. Also denoted as t-PA or tPA
   • ABC, API, BC, BMI, BP, CAD, CRE, eQTL, FTP, GWAS, LD, PLG, QTL, SMC, UPA
   • Thrombocyte /thrombosis, Hematology
   • https://doi.org…093/cvr/cvae161

3. T-1 pelvic angle(English)

   • ODI, PI, VAS, KA
   • Radiology, Musculoskeletal system, Spine (or spinal cord)
   • https://doi.org…-3984.2019.0048

4. total physical activity(English)

   • refers to a cut-point/algorithm
   • Acc, LPA, MPA, MVPA, PA, TPA, VPA
   • Exercise & Training
   • https://doi.org…966-022-01251-x

5. triphenylamine(English)

   • BCP, BO, DFT, DMF, DMSO, ETM, FA, FAIR, FF, GP, HT, HTM, ITO, JV, LUMO, MA, ML, MTGPR, PCBM, PCE, PLQY, PSC, PTAA, RFM, TPSA, TRPL, UCB
   • Energy transition, Materials science, Machine learning
   • https://doi.org…science.ads0901