say it: sing-kruh-NIS-i-tee
synchronicity is a noun meaning "the relation that exists when things occur at the same time". It is pronounced /sɪŋkɹəˈnɪsɪti/ — sing-kruh-NIS-i-tee. It carries one recorded sense.
the relation that exists when things occur at the same time
“the drug produces an increased synchrony of the brain waves”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for synchronicity come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.