tetrahedral molecule

tetrahedral molecule

[‚te·trə¦hē·drəl ′mäl·ə‚kyül]
(chemistry)
A molecule whose structure forms a tetrahedron with a central atom possessing four valence bonds that are directed toward the four points of the tetrahedron.
References in periodicals archive ?
The tetrahedron-in-a-cube can also be used to demonstrate the non-polarity of tetrahedral molecules, the relationship between different types of lattice structures, and to demonstrate that inductive reasoning does not always provide the correct answer.
The use of a tetrahedron-in-a-cube can be used to explain why methane and other tetrahedral molecules have no permanent dipole.