Vocabulary Catalog - Search Results | Terminology Services | US EPA

Terminology Services

Terms & Acronyms

The Search Results is an alphabetical list based on the search criteria. The user may click on a vocabulary link to go directly to the vocabulary containing the term. The user has the option to export the results to a variety of file formats.

Term	Acronym	Vocabulary	Vocabulary Type	Definitions
Atomic number	Z	Environmental Geophysics Glossary	Glossary and Key Word List	Definition: The number of protons in the nucleus of an atom equal to the number of electrons in a neutral atom.
Zero Base Budgeting	ZBB		Abbreviation and Acronym List
Zero Based Budgeting System	ZBBS		Abbreviation and Acronym List
Zero Emissions Vehicle	ZEV		Abbreviation and Acronym List
Zero Emission Vehicle	ZEV	Emissions Standards Reference Guide: Acronyms and Abbreviations	Glossary and Key Word List
Zero Headspace Extractor	ZHE		Abbreviation and Acronym List
Zone Manager	ZM		Abbreviation and Acronym List
Node Error Program	ZNEP		Abbreviation and Acronym List
Zone of Incorporation	ZOI		Abbreviation and Acronym List
Zone Project Manager	ZPM		Abbreviation and Acronym List
Zone Project Management Office	ZPMO		Abbreviation and Acronym List
Zero Risk Level	ZRL		Abbreviation and Acronym List
Zenith Sky	zs	Glossary for UV Database	Glossary and Key Word List	Definition: The zenith sky (zs) measurement is also a measurement of total column ozone (DU), but it is made when the Brewer looks at the zenith.
Zero Waste Manufacturing	ZWM		Abbreviation and Acronym List
Zonally-Averaged Model	ZAM	EPA EV-Research-Research Resources-Model & Simulation Tools	Taxonomy	Definition: Statistical-dynamical or energy-balance models in which only the latitudinally averaged quantities are determined and the effects of the longitudinally varying transports are determined parametrically. [NASA Sustainable Development Indicators Glossary]
Zero-Emission Vehicle	ZEV	EPA EV-Built Environments-Transportation	Taxonomy	Definition: Any light-duty vehicle or light-duty truck conforming to the applicable Zero-Emission Vehicle standard, or any heavy-duty vehicle conforming to the applicable Zero-Emission Vehicle standard. [40 CFR 88.102-94 (CFR 2013)]
Zone of Initial Dilution	ZID	EPA EV-Outcomes-Environmental Impacts	Taxonomy	Definition: Region of initial mixing surrounding or adjacent to the end of the outfall pipe or diffuser ports, provided that the ZID may not be larger than allowed by mixing zone restrictions in applicable water quality standards.[40 CFR 125.58 (CFR 2013)]

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