Definition of "impassability" []

• The state or quality of being impassable. (noun)

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• "Unlike a publicly-built road that once constructed will decay into impassability, a private road owner retains the incentive to preserve her investment."
• "As a rule of thumb I'll note that those who profess the impassability of ethical terrain have just in fact traversed it."
• "On the descent, when things began to look very bad, and the mountain-sides had become cascades bringing trees, logs, and rocks down with them, we were fortunate enough to meet with two pack-horses whose leaders were ignorant of the impassability of the road to Odate, and they and my coolies exchanged loads."