The definition of metastasis is the movement of disease from one body part to another by way of the bloodstream or the lymph system. An example of metastasis is the spreading of cancer from one spot in the body to another. pl.
Pluto has a tilted orbit (compared with the average plane of the orbits of the other planets). Also, Pluto would be considered a terrestrial planet, but it is not now defi â¦ ned as a planet. It's just called a dwarf planet now.luto has a tilted orbit (compared with the average plane of the orbits of the other planets). Also, Pluto would be considered a terrestrial planet, but it is not now defi â¦ ned as a planet. It's just called a dwarf planet now.
In addition, a planet has to dominate the neighborhood around its orbit. Pluto has been demoted because it does not dominate its neighborhood. Charon, its large moon, is only about half the size of Pluto, while all the true planets are far larger than their moons. In addition, bodies that dominate their neighborhoods, sweep up asteroids, comets, and other debris, clearing a path along their orbits. By contrast, Pluto's orbit is somewhat untidy.