California Welfare & Institutions Code § 15610.07

Under California law, "Abuse of an elder or a dependent adult" means either of the following: 

(a)Physical abuse, neglect, financial abuse, abandonment, isolation, abduction, or other treatment with resulting physical harm or pain or mental suffering.

(b) The deprivation by a care custodian of goods or services that are necessary to avoid physical harm or mental suffering.