different between aeronomy vs aerology

English

aero- (“air”) +? -nomy (“a system of rules or laws about a particular field”)

aeronomy (uncountable)

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.

aero- +? -logy

aerology (usually uncountable, plural aerologies)

The branch of meteorology involving the observation of the atmosphere by means of balloons, kites, rockets, drones, airplanes, etc.
The study of the air and of the atmosphere and technological methods involved. Used in the US Navy until early 1957 to encompass operations as well as scientific knowledge.

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