'Synchronism' definitions:

Definition of 'synchronism'

From: WordNet
noun
The relation that exists when things occur at the same time; "the drug produces an increased synchrony of the brain waves" [syn: synchronism, synchrony, synchronicity, synchroneity, synchronization, synchronisation, synchronizing] [ant: asynchronism, asynchrony, desynchronisation, desynchronization, desynchronizing]

Definition of 'Synchronism'

From: GCIDE
  • Synchronism \Syn"chro*nism\, n. [Gr. ?, fr. ? to be contemporary with, from ? synchronous. See Synchronous.]
  • 1. The concurrence of events in time; simultaneousness. [1913 Webster]
  • 2. The tabular arrangement of historical events and personages, according to their dates. [1913 Webster]
  • 3. (Paint.) A representation, in the same picture, of two or events which occured at different times. [1913 Webster]