synchronic

Adjective

• (of taxa) occurring in the same period of geological time

• 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
    

Related words

• Synonyms: 
  synchronous , synchronal
• Antonyms: 
  diachronic , historical , asynchronous