dihedral

noun
di·​he·​dral | \ (ˌ)dī-ˈhē-drəl How to pronounce dihedral (audio) \

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

Learn More About dihedral

Time Traveler for dihedral

Time Traveler

The first known use of dihedral was circa 1911

See more words from the same year

Dictionary Entries Near dihedral

dihalide

dihedral

dihedral angle

See More Nearby Entries 

Statistics for dihedral

Cite this Entry

“Dihedral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dihedral. Accessed 6 Jul. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!