Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

radix

noun ra·dix \ ˈrā-diks \
See What's Trending Now See More Trending Words

Definition of radix

plural radices play \ˈrā-də-ˌsēz, ˈra-\ or radixes play \ˈrā-dik-səz\
1 : the base of a number system or of logarithms
2 : the primary source

Origin and Etymology of radix

Latin, root — more at root

Medical Dictionary

radix

noun ra·dix \ ˈrād-iks \

medical Definition of radix

plural radices play \ˈrād-ə-ˌsēz, ˈrad-\ or radixes play \ˈrād-ik-səz\
: the base or root of something (as a plant or a cranial or spinal nerve)

Learn More about radix

  1. Britannica.com: Encyclopedia article about radix

Seen and Heard

What made you want to look up radix? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

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

WORD OF THE DAY

petard

play

a case containing an explosive

Get Word of the Day daily email!

TRENDING NOW

  1. embolization 'the process by which a blood vessel or organ is obstructed by a material mass'

  2. oleaginous 'marked by an offensively ingratiating manner or quality'

  3. pansexual 'sexual desire or attraction...not limited to a particular gender identity or sexual orientation'

  4. symbiote 'an organism living in symbiosis'

  5. charlatan 'faker or fraud'

SEE ALL

BROWSE DICTIONARY

radix

Test Your Vocabulary

May 2018 Words of the Day Quiz

  • spring-flowers
  • Which is a synonym of raillery?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

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

Words at Play

alt-5b05d8545c817
'Folksonomy': Let’s Get Organized

Tag the way you want to tag.

image564383649
12 Words from All Over the Map

Some words say exactly where they're from

alt-5b032d1aef0e9
'Ingenious' and 'Ingenuous': More Than a Typo

One's clever, the other's like a child

alt-5b0310daaafde
A Matter-of-Fact Look at 'Deadpan'

Surely we can be serious.

Ask the Editors

video-ghost-words
Ghost Word

The story of an imaginary word that managed to sneak past our editors and enter the dictionary.

image1760257654
2017 Word of the Year: Behind the Scenes

How we chose 'feminism'

video-literally
Literally

How to use a word that (literally) drives some people nuts.

video-his-or-her
Is Singular 'They' a Better Choice?

The awkward case of 'his or her'

Word Games

spring-flowers
May 2018 Words of the Day Quiz

We’re already at the end of May?!

Take the quiz
image1676440788
Words Used by Nabokov Quiz

How familiar are you with Nabokov’s unfamiliar vocabulary?

Take the quiz
How Strong Is Your Vocabulary?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Take the quiz
Word Winder's CrossWinder
Word Winder's CrossWinder

A game of winding words.

Play the game