say it: sahy-KOH-suhs
psychosis is a noun meaning "any severe mental disorder in which contact with reality is lost or highly distorted". It is pronounced /saɪˈkoʊsəs/ — sahy-KOH-suhs. It carries one recorded sense.
any severe mental disorder in which contact with reality is lost or highly distorted
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 psychosis 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.