Dialectology treats such topics as divergence of two local dialects from a common ancestor and synchronic variation. يعالج علم اللهجات مواضيع من قبيل اختلاف اثنتين من اللهجات المحلية ذات أصل مشترك و تباين زمني .
تعريف الإنجليزية
concerned with phenomena (especially language) at a particular period without considering historical antecedents; "synchronic linguistics"
occurring or existing at the same time or having the same period or phase; "recovery was synchronous with therapy"- Jour.A.M.A.; "a synchronous set of clocks"; "the synchronous action of a bird''s wings in flight"; "synchronous oscillations" مرادفات: synchronous, synchronal,
(of taxa) occurring in the same period of geological time