Unit Vectors. It is convenient to use vectors of unit length to specify the directions of vector quantities in the various coordinate systems. In cartesian coordinates it is typical to use i, j and k to represent unit vectors in the x, y and z directions respectively.nit Vectors. It is convenient to use vectors of unit length to specify the directions of vector quantities in the various coordinate systems. In cartesian coordinates it is typical to use i, j and k to represent unit vectors in the x, y and z directions respectively.
Freebase(0.00 / 0 votes)Rate this definition: The Enchantress is the name of two fictional characters in the Marvel Comics universe. The first of which is a powerful sorceress named Amora and is one of the most notable antagonists of Thor.
Examples of ENCHANTMENT. 1  Our enchantment faded when we found that the house needed even more repairs. 2  the enchantment of a snowy field bathed in moonlight. 3  He writes about the dangers as well as the enchantments of sailing. 4  stories about wizards and enchantments.ull Definition of ENCHANTMENT. 1. a: the act or art of enchanting b: the quality or state of being enchanted. 2. See enchantment defined for English-language learners. See enchantment defined for kids.