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.
With this in mind, let's first define what anthropologists mean by family. In the scientific sense, a family is a social or economic unit that consists of at least one parent and their children. Now, notice this definition doesn't make any mention of whether or not the people within a family reside together.