dihedral

di·he·dral (dī hē′drəl)

adjective

having or formed by two intersecting plane faces a dihedral angle
1. having wings that form a dihedral angle with each other, as some airplanes
2. being inclined to each other at a dihedral angle: said of airplane wing pairs

Etymology: < di- + Gr hedra, a seat, base + -al

noun

a dihedral angle
the acute angle, normally upward, between the wings of certain airplanes, designed to improve lateral stability

Modifies a noun

angle: The resulting figure will be the true dihedral angle between the top surfaces of the roof tiles or slates at the ridge.
group: Question 2 Show that the dihedral group of order 24 has a subgroup of order k for every k dividing 24.
parameter: They also note that they used the FF99 force field as we plan to, but with modified phi/psi dihedral parameters.
symmetry: Such configurations have dihedral symmetry, and the symmetry is used to block diagonalize the relevant matrices, enabling their eigenvalues to be calculated.
route: Best trips were Dihedral route - amazing exposure and great views; once Mike ran back to Clapham to get his helmet!
type: We will also need to supply parameters for these new bond types ( and the corresponding angle and dihedral types these bonds create ).

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