410 ILCS 260/5
In this Act:
"Department" means the Department of Public Health.
"Director" means the Director of Public Health.
"Parent" means a biological mother or father, foster-mother or father, adoptive mother or father, or step-mother or step-father.
"Primary caregiver" means any person who is not a parent, but who provides temporary care to an infant or child, including but not limited to, a babysitter, child care provider, extended family member, nanny, or custodian.
"Shaken baby" means the vigorous shaking of an infant or a young child that may result in bleeding inside the head and cause one or more of the following conditions: irreversible brain damage; blindness, retinal hemorrhage, or eye damage; cerebral palsy; hearing loss; spinal cord injury, including paralysis; seizures; learning disability; central nervous system injury; closed head injury; rib fracture; subdural hematoma; or death.
410 ILCS 260/5