IDX, which stands for Internet Data Exchange, is a term often used in real estate. It refers to a system that allows agents and brokers to share property listings with each other in an efficient manner. Some synonyms for IDX include MLS (Multiple Listing Service), property search, real estate listings, and virtual property marketplace. Other related terms include real estate database, search engine for property, and property listings aggregator. IDX is an essential tool for real estate professionals, as it enables them to easily find and share information about available properties with clients and colleagues. Utilizing synonyms for IDX can help individuals better understand and navigate the complex world of real estate.