or vi·at·ic (vī-āt'ĭk) Of or relating to traveling, a road, or a way.
Of or relating to a contractual arrangement in which a business buys life insurance policies from terminally ill patients for a percentage of the face value: a viatical settlement.
[From Latin viāticus, relating to a journey, from via, road; see via. Sense 2, from viaticum.]