Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
acedia is a noun meaning "apathy and inactivity in the practice of virtue (personified as one of the deadly sins)". It carries one recorded sense.
apathy and inactivity in the practice of virtue (personified as one of the deadly sins)
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 acedia come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.