Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

pedion

noun
ped·i·on | \ ˈpedēən , ˈpēd- \
plural pedia\-dēə \

Definition of pedion 

: a form of crystal having only a single face and belonging to the rare asymmetric class of the triclinic system

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for pedion

New Latin, from Greek, plain, flat surface, from pedon ground; akin to Latin oppido thoroughly, Old Norse fet step, Sanskrit pada step, track, Latin ped-, pes foot

Keep scrolling for more

Learn More about pedion

Dictionary Entries near pedion

pedio-

pediococcus

Pedioecetes

pedion

Pedionomus

pedipalp

pedipalpal

Statistics for pedion

Look-up Popularity

Comments on pedion

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

Show Comments  Hide Comments 

WORD OF THE DAY

habiliment

characteristic trappings or dress

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

  • alt-573b465788319
  • Name these cookies!
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Bee Cubed

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

Ask the Editors

Word Games