Internet Data Distribution, a system for disseminating real-time earth observations via the Internet Unlike other systems, which are based on data centers where the information can be accessed, the Unidata IDD is designed so a university can request that certain data sets be delivered to computers at their site as soon as they are available from the observing system Moreover any site with access to specialized observations of interest to others can inject the dataset into the IDD for immediate delivery to interested sites
(Medicine) type I diabetes mellitus, chronic condition in which the beta cells of the pancreatic islets produce little or no insulin (patients must regularly inject insulin to control blood sugar)