: quintillion (1018)
exajoule

Word History

Etymology

International Scientific Vocabulary, modification of Greek hexa- hexa-

Dictionary Entries Near exa-

Cite this Entry

“Exa-.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exa-. Accessed 29 Mar. 2024.

More from Merriam-Webster on exa-

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!