ra·​dix ˈrā-diks How to pronounce radix (audio)
plural radices ˈrā-də-ˌsēz How to pronounce radix (audio)
or radixes ˈrā-dik-səz How to pronounce radix (audio)
: the base of a number system or of logarithms
: the primary source

Examples of radix in a Sentence

Recent Examples on the Web Radical’ comes from the Latin word radix, for root, and that’s exactly what this is: change at the root. Elizabeth Kolbert, The New Yorker, 11 Apr. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'radix.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin, root — more at root

First Known Use

1607, in the meaning defined at sense 2

Time Traveler
The first known use of radix was in 1607

Dictionary Entries Near radix

Cite this Entry

“Radix.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radix. Accessed 2 Mar. 2024.

Medical Definition


ra·​dix ˈrād-iks How to pronounce radix (audio)
plural radices ˈrād-ə-ˌsēz How to pronounce radix (audio) ˈrad- How to pronounce radix (audio) or radixes ˈrād-ik-səz How to pronounce radix (audio)
: the base or root of something (as a plant or a cranial or spinal nerve)

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