1 For example, if you sell a product for $25, and it costs $20 to make, the gross profit margin is 20% ($5 divided by $25). 2  Net Profit Margin: This is often the equation used to determine an entire organizationâs profit margin.
Avascular necrosis (AVN), also called osteonecrosis, aseptic necrosis, or ischemic bone necrosis, is a condition that occurs when there is loss of blood to the bone. Because bone is living tissue that requires blood, an interruption to the blood supply causes bone to die. If not stopped, this process eventually causes the bone to collapse.
VPN â virtual private network. Related Terms. VPN is pronounced as separate letters and is short for virtual private network. A virtual private network (VPN) is a network that is constructed using public wires â usually the Internet â to connect to a private network, such as a company's internal network. There are a number of systems that enable you to create networks using the Internet as the medium for transporting data.