EPA
n. countable C1 Advanced US //ˌiˌpiˈeɪ// epa
n. Stands for Environmental Protection Agency. The government group in the United States that makes rules to protect the air, water, and land.
n. Abbreviation for Environmental Protection Agency. An independent executive agency of the United States federal government tasked with environmental protection matters. When used in a legal or regulatory context, it refers to the body responsible for enforcing the Clean Air and Clean Water Acts.
The EPA sets limits on how much pollution factories can produce.
The company faced heavy fines after the EPA discovered they were dumping chemicals into the local river.
Usage
Usually preceded by the definite article 'the'. When used as an acronym, it is typically treated as a singular entity.