abbreviation for Food and Drug Administration, a division of the US Department of Health and Human Services whose stated purpose is to protect the public against impure and unsafe foods, drugs and cosmetics. Corrupt individuals of the FDAhave, in the past, attempted to attack the Church with unsubstantiated charges and outright lies. —ExDn Lectures Approved Glossary: Expanded Dianetics and Word Clearing (7 April 1972)