n.
Pronunciation: ˌ si ŋ -kr ə - ' ni-s ə -t ē , ˌ sin-
Function: noun
Inflected Form: plural -ties
Date: circa 1889
1 : the quality or fact of being synchronous
2 : the coincidental occurrence of events and especially psychic events (as similar thoughts in widely separated persons or a mental image of an unexpected event before it happens) that seem related but are not explained by conventional mechanisms of causality ― used especially in the psychology of C. G. Jung