SYNCHRONISM
synchronism, synchrony, synchronicity, synchroneity, synchronization, synchronisation, synchronizing
(noun) the relation that exists when things occur at the same time; “the drug produces an increased synchrony of the brain waves”
Source: WordNet® 3.1
Noun
synchronism (countable and uncountable, plural synchronisms)
The state of being synchronous.
A temporal relationship between events.
The tabular arrangement of contemporary events etc. in history.
Synonyms
• (state of being synchronous): synchroneity, synchronicity; see also simultaneousness
Source: Wiktionary
Syn"chro*nism, n. Etym: [Gr. Synchronous.]
1. The concurrence of events in time; simultaneousness.
2. The tabular arrangement of historical events and personages,
according to their dates.
3. (Paint.)
Definition: A representation, in the same picture, of two or events which
occured at different times.
Source: Webster’s Unabridged Dictionary 1913 Edition