z-ax·​is ˈzē-ˌak-səs How to pronounce z-axis (audio)
 Canadian, British, and Australian  ˈzed-
: one of the axes in a three-dimensional rectangular coordinate system

Word History

First Known Use

1929, in the meaning defined above

Time Traveler
The first known use of z-axis was in 1929

Dictionary Entries Near z-axis

Cite this Entry

“Z-axis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/z-axis. Accessed 2 Dec. 2023.

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