There are multiple definitions:

1. most-probable number procedure(English)

   • DEC
   • Statistics

2. myeloproliferative neoplasm(English)

   • cells in the bone marrow that produce blood cells, now develop and function abnormally; previously called myeloproliferative disorder
   • AML, CML, ET, HSC, IMF, MPD, Ph, PV
   • Hematology, Oncology
   • https://www.mda…e-neoplasm.html

3. medial preoptic nucleus(English)

   • stands out as an important candidate for the central organization of the regulation of hypothalamic–pituitary–adrenal function, because it contains androgen receptors and projects to forebrain nuclei integrating cognitive–affective information and regulating HPA responses to homeostatic threat. These include the HPA effector neurons of the paraventricular nucleus of the hypothalamus, medial amygdala, and lateral septum
   • AR, AVP, CRH, HPA, PVN
   • Neurons, Pituitary (gland), Andrology, Cognitive function, Regulation / control
   • https://doi.org…CI.2852-10.2010

4. medial pectoral nerve(English)

   • LPN, PMi
   • Anatomy
   • https://doi.org…NJCA.NJCA_61_20