Sanakirja
Tekoälykääntäjä

Synonyymit

KäännösKonteksti
Erisnimet
1.astronomia

Määritelmät

Erisnimet

  1. (astronomy) A hypothetical planet in our solar system.
  2. (astronomy, obsolete) A theoretical planet that gravitationally perturbs the orbit of Neptune.
  3. (astronomy, obsolete) A theoretical planet that gravitationally perturbs the orbit of Uranus.
  4. (astronomy, obsolete) A hypothetical tenth planet, beyond Pluto (Pluto was demoted to minor planet status as a dwarf planet, so there are only eight planets. It had been applied to Eris for a short while.)