synchronic
    adj 1: 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" [syn: synchronous,
           synchronal, synchronic] [ant: asynchronous]
    2: concerned with phenomena (especially language) at a
       particular period without considering historical antecedents;
       "synchronic linguistics" [ant: diachronic, historical]
    3: (of taxa) occurring in the same period of geological time