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dihedral |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Dihedral \Di*he"dral\, a. 1. Of a kite or an a["e]roplane, having wings that make with one another a dihedral angle, esp. when the angle between the upper sides is less than 180[deg]. 2. (A["e]ronautics) Of wing pairs, inclined at an upward angle to each other From Webster's Revised Unabridged Dictionary (1913) [web1913]: Dihedral \Di*he"dral\, a. [Gr. di- = di`s- twice + ? a seat, bottom, base, fr ? to sit Cf {Diedral}.] Having two plane faces; as the dihedral summit of a crystal. {Dihedral angle}, the angular space contained between planes which intersect. It is measured by the angle made by any two lines at right angles to the two planes.
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