Then, when the first trans-Neptunian object (other than Pluto), 15760 Albion, was discovered in 1992, and especially when large numbers of similar objects started turning up, new terms were invented to sidestep the issue: Kuiper-belt object, trans-Neptunian object, scattered-disc object, and so on.
Following this, when the first object beyond Neptune (other than Pluto), 15760 Albion, was discovered in 1992, and especially when a large number of similar objects began to be found, new terms were introduced to address the issue: Kuiper-belt object, trans-Neptunian object, scattered-disc object, and the like.