ignorosphere

== English == === Etymology === From ignore +‎ -o- +‎ -sphere. (meteorology): From being a little-studied and hard to access portion of Earth's atmosphere. === Pronunciation === === Noun === ignorosphere (uncountable) (meteorology) A vaguely-defined near space region of Earth's atmosphere, consisting of the mesosphere and sometimes the stratosphere or lower thermosphere. Coordinate terms: near space, MLT, low atmosphere, lower atmosphere, middle atmosphere, upper atmosphere, high atmosphere