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

See Words from the same year
NEW! Time Traveler

Learn More about dihedral


Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!