Dry drowning is defined as -
Dry drowning: On contact with water, especially cold water, there results in intense laryngospasm, so that water does not enter the lungs.
Death is due to asphyxia because of laryngospasm.
Drowning in sea water
Drowning in cold water, death due to cardiac arrest
Drowning in a dehydrated body
Drowning where death is due to laryngospasm