Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

extrados

play
noun ex·tra·dos \ˈek-strə-ˌdäs, -ˌdō; ek-ˈstrā-ˌdäs\

Definition of extrados

plural extradosesplay \-ˌdä-səz\ or extrados \-ˌdōz, -ˌdäs\

  1. :  the exterior curve of an arch — see arch illustration



Origin of extrados

French, from Latin extra + French dos back — more at dossier


First Known Use: 1772


Seen and Heard

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

WORD OF THE DAY

to defraud especially of money

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

oily prompt maudlin angry
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ