There are multiple definitions:

1. ventromedial hypothalamus(English)

   • Brain (dys)function, Anatomy

2. Vickers microhardness(English)

   • light activation of a bleaching agent causes a reduction in enamel microhardness and an increase in surface roughness when compared to laser activation
   • CSMH
   • Dentistry, Materials science
   • https://doi.org…/JCD.JCD_509_20