1. 
   Turbopause
   The turbopause marks the altitude in the Earth`s atmosphere below which turbulent mixing dominates. The region below the turbopause is known as the homosphere, where the chemical constituents are well mixed and display identical height distributions; in other words, the chemical composition of the ...
   Found op http://en.wikipedia.org/wiki/Turbopause
   
   
2. 
   turbopause
   (from the article `atmosphere`) ...of low Sun activity, when temperatures within the heterosphere are relatively low. The transition zone, located at a height of around 100 km ...
   Found op http://www.britannica.com/eb/a-z/t/93
   
   
3. 
   turbopause
   turbopause The upper and lower boundaries of the turbosphere in which rapid changes in air pressure and uneven air motions occur.
   Found op http://www.wordinfo.info/words/index/info/view_unit/2197/4
   
   

Tip: double click on a word to show its meaning.