Medical Definition of MACROPHAGE. : a phagocytic tissue cell of the immune system that may be fixed or freely motile, is derived from a monocyte, functions in the destruction of foreign antigens (as bacteria and viruses), and serves as an antigen-presenting cellâsee histiocyte, mononuclear phagocyte system. a phagocytic tissue cell of the immune system that may be fixed or freely motile, is derived from a monocyte, functions in the destruction of foreign antigens (as bacteria and viruses), and serves as an antigen-presenting cell â compare histiocyte. â macÂ·roÂ·phagÂ·ic \Ëma-krÉ-Ëfa-jik\ adjective.
Definition of 'Commodity Funds'. Definition: Commodity funds are funds which basically invest in commodities, such as gold, oil or livestock. They also invest in commodity futures and options. Some commodity funds invest in the stocks of companies, like gold funds which invest in the stocks of gold mining companies. Description: As the name suggests, a commodity market covers various kinds of products such as gold, oil and various agri products, among others.
pork meat image by Maria Brzostowska from &lt;a href=&#039;http://www.fotolia.com&#039;&gt;Fotolia.com&lt;/a&gt; Commodities are investment trading tool that equalize common goods, such as precious metals, natural gas, beef or corn. Commodities are traded on the Chicago Board of Trade. A national exchange regulates the cost of these goods helping to eliminate chaos between sellers and buyers. To become a commodities broker, you must pass a Financial Industry Regulatory Authority (FINRA) exam required by the National Futures Association. Step 1. Get hired by a FINRA registered firm that manages commodities brokers. You need to be employed by a company that can sponsor you to take the exam.