deoxycorticosteronePronunciation: /diːˌɒksɪˌkɔːtɪkəʊˈstɛrəʊn/Definition of deoxycorticosterone noun [mass noun] Biochemistry a corticosteroid hormone involved in regulating the salt and water balance of the body. deoxycorticosterone in other Oxford dictionaries Definition of deoxycorticosterone in the US English dictionary