Solar Definitions and Vocabulary – Your Solar Dictionary

Non-Technical, Plain English Definitions for Solar Energy Related Terms (with photos to help!)

Here’s an ever-growing list of definitions for words related to solar energy and solar power. If you’re looking for an easy-to-understand solar energy dictionary, and are tired of super-technical definitions that require you to go look up a bunch of other words just to understand the first one – your search is over!

Also – we understand that acronyms (like ITC) help almost no one except experts in a field. So this list includes common solar acronyms like PV and REAP.

Special note to users: If any of these definitions are still too hard to understand for a non-expert in solar energy, please email us and let us know, and we’ll find a simpler way to explain them!

The Layman’s Solar Glossary:

Click on a letter below to find a specific letter, or scroll through to read all the definitions.