aeronomy
aer·on·o·my
noun \ˌer-ˈä-nə-mē\Definition of AERONOMY
: a science that deals with the physics and chemistry of the upper atmosphere of planets
— aer·on·o·mer \-mər\ noun
— aer·o·nom·ic \ˌer-ə-ˈnä-mik\ adjective
— aer·on·o·mist \ˌer-ˈä-nə-mist\ noun
First Known Use of AERONOMY
1946
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