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.
Commodity trading advisor. A Commodity trading advisor (CTA) is US financial regulatory term for an individual or organization who is retained by a fund or individual client to provide advice and services related to trading in futures contracts, commodity options and/or swaps. They are responsible for the trading within managed futures accounts.