aeronomy means A branch of science that deals with the upper atmosphere of the Earth and the other planets with reference to their chemical composition, physical properties, relative motion, and responses to radiation from space. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
Etymology
From aero- (“air”) + -nomy (“a system of rules or laws about a particular field”).
noun
- A branch of science that deals with the upper atmosphere of the Earth and the other planets with reference to their chemical composition, physical properties, relative motion, and responses to radiation from space.