Diversity Within English In order to understand how language variation descriptors are used, we first must understand what language variation is. We can say that the U.S. is linguistically diverse because of the multitude of languages spoken here, but we can also find diversity within these languages. All languages have both dialectical variations and registral variations. These variations, or dialects, can differ in lexicon, phonology, and/or syntax from the Standard Language that we often think of as Ścorrect' Language, although they are not necessarily less proper than, say, Standard English. It depends on where, by whom, and in