There are multiple definitions:

1. advanced optics vacuum(English)

   • CSCLR, DAV, LASIK
   • Optics and vision, Laser technique
   • http://www.aov.…nfo/profile.php

2. arbeidsongeschikheidsverzekeraar(Dutch)

   • Health insurance, Disability

3. Author’s Original Version(English)

   • often defined as the un-refereed author version of an article completed before submission of the article to the journal. This is sometimes referred to as the “preprint” version
   • DOI, VOR
   • Biomedical journals, Medical publications