When, in this chapter, a person is described as living, it means that the person was living at the time of the death of the intestate from whom the estate came and that the person lived for at least one hundred twenty hours following the death of the intestate, and when a person is described as having died, it means that the person died before such intestate or that the person failed to live for at least one hundred twenty hours following the death of the intestate.
R.C. § 2105.02