noun
1. : a science (as geology, geography, geophysics, geomorphology, geochemistry, meteorology, or oceanography) that deals with the earth or with one or more of its parts — often used in plural
2. : any one of the earth sciences
noun
1. : a science (as geology, geography, geophysics, geomorphology, geochemistry, meteorology, or oceanography) that deals with the earth or with one or more of its parts — often used in plural
2. : any one of the earth sciences
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012