Diachronic approaches in linguistic analysis consider the development and evolution of a language through history.
Diachronic may also refer to: Diachronic linguistics, the scientific study of language change over time Diachronism, a sedimentary rock formation in which material varies in age with the place where it was deposited
See also Synchronic (disambiguation) Dichronic, an anti-inflammatory drug also known as Voltaren or Diclofenac Dichroic, material which causes light to be split up into beams of different wavelengths or polarizations Max More (born 1964), a futurist and the author of The Diachronic Self