dihedral

noun
di·he·dral | \(ˌ)dī-ˈhē-drəl \

Definition of dihedral 

2 : the angle between an aircraft supporting surface (such as a wing) and a horizontal transverse line

First Known Use of dihedral

circa 1911, in the meaning defined at sense 1

Keep scrolling for more

Learn More about dihedral

Statistics for dihedral

Look-up Popularity

Time Traveler for dihedral

The first known use of dihedral was circa 1911

See more words from the same year

More from Merriam-Webster on dihedral

See words that rhyme with dihedral

Comments on dihedral

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

WORD OF THE DAY

to reject or criticize sharply

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?
True or False

Test your knowledge - and maybe learn something along the way.

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!