IPA: /ˌdɪp.səʊˈmæn.ɪ.ə.kəl/
KK: /ˌdɪp.səˈmeɪ.ni.ə.kəl/
Relating to a person who has a strong desire to drink alcohol excessively.
His dipsomaniacal behavior worried his friends, who feared for his health.
Dipsomaniacal → It is formed from "dipsa" (from Greek "dipsa", meaning thirst) and "mania" (from Greek "mania", meaning madness or obsession). The word describes a state of being obsessed with or having an uncontrollable thirst for alcohol.
Think of 'thirst' ('dipsa') and 'madness' ('mania') to remember that dipsomaniacal refers to an obsession with alcohol.