Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

orillon

noun
oril·lon | \ȯrēyōⁿ\
variants: or orillion \əˈrilyən \
plural -s

Definition of orillon 

archaic

: a projection built out at the corner of a bastion between flank and face from which to defend the flank

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 orillon

French orillon, literally, little ear, diminutive of oreille ear, from Latin auricula, diminutive of auris ear

Keep scrolling for more

Learn More about orillon

Dictionary Entries near orillon

origin of coordinates

orihon

Orillia

orillon

orinasal

O-ring

Orinoco

Statistics for orillon

Look-up Popularity

Comments on orillon

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

Show Comments  Hide Comments 

WORD OF THE DAY

superjacent

lying above or upon

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
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

Ask the Editors

Word Games