Dictionary.com
Thesaurus.com

dihedral angle

American  

noun

Geometry.
  1. the angle between two planes in a dihedron.

  2. dihedron.


Etymology

Origin of dihedral angle

First recorded in 1820–30

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The wings of the 'Bat' formed a pronounced dihedral angle; the tips being raised 4 feet above the body.

From A History of Aeronautics by Evelyn Charles Vivian

Since this form has no dihedral angle, it is necessary to supply a tail, which thus serves to keep it in equilibrium, while in flight.

From Aeroplanes by James Slough Zerbe

The main plane is built upon four transverse spars of ash, set at a slight dihedral angle, two being placed on each side of the central bamboo.

From Flying Machines: construction and operation; a practical book which shows, in illustrations, working plans and text, how to build and navigate the modern airship by Octave Chanute

The Dihedral Board.—Another method of securing the dihedral angle, and also the angle of incidence, is by means of the dihedral board.

From The Aeroplane Speaks Fifth Edition by H. (Horatio) Barber

The wings were set at a dihedral angle, that is, they were bent upwards at the tips; and fore-and-aft stability was secured by a smaller pair of wings just in front of the airscrew.

From The War in the Air; Vol. 1 The Part played in the Great War by the Royal Air Force by Sir Walter Alexander Raleigh

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training