PLANETOLOGY


Meaning of PLANETOLOGY in English

noun (plural -gies) Date: 1907 a branch of astronomy that deals with the condensed matter of the solar system and especially with the planets and their moons, planetological adjective planetologist noun

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.