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.
Types of Families. Actual Definition of Family 1: a group of individuals living under one roof and usually under one head âAccording to Websterâs Dictionary 2008. Important Definitions to Know Child Support- Financial support paid by a parent to help support a child or children of whom they do not have custody.