Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
cathexis is a noun meaning "(psychoanalysis) the libidinal energy invested in some idea or person or object". It carries one recorded sense.
(psychoanalysis) the libidinal energy invested in some idea or person or object
“Freud thought of cathexis as a psychic analog of an electrical charge”
psychoanalysis
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 cathexis come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.