Causes of Perihilar or diffuse infiltrates: The following medical conditions are some of the possible causes of Perihilar or diffuse infiltrates. There are likely to be other possible causes, so ask your doctor about your symptoms.
â¢ NUCLEAR FAMILY (noun). The noun NUCLEAR FAMILY has 1 sense: 1. a family consisting of parents and their children and grandparents of a marital partner. Familiarity information: NUCLEAR FAMILY used as a noun is very rare.
Different cultures have a different conceptions of what it means to be a family. In some societies, the typical family is structured as a small nuclear family unit. In others, the family refers to a larger group of cousins, uncles, aunts, grandparents, etc.