Terms & Acronyms | Terminology Services | US EPA

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Terminology Services

Terms & Acronyms

Disclaimer: The definitions provided in Terminology Services do not constitute the Agency's official use of terms and phrases for regulatory purposes, and should not be used to alter or supplant those found in any other federal document. Official terminology may be found in the laws and related regulations as published in such sources as the Congressional Record and Federal Register.

Users may search on all approved terms and acronyms stored in Terminology Services. Users may: 

  • Enter a term to search for and select a search mode (Contains is the default).
  • Select a Search by Type (Terms and Acronyms is the default).
  • Browse by a numerical range or alphabetical letter.

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