⪆

⪆

1. greater than an approximate value.
   • 2015 May 1, Colin Goldblatt, “Habitability of Waterworlds: Runaway Greenhouses, Atmospheric Expansion, and Multiple Climate States of Pure Water Atmospheres”, in Astrobiology, 15(5): 362-370:

     The states are as follows: globally ice covered (Ts⪅245 K), cold and damp (270⪅Ts⪅290 K), hot and moist (350⪅Ts⪅550 K), and very hot and dry (Ts⪆900 K). No stable climate exists for 290⪅Ts ⪅350 K or 550⪅Ts⪅900 K.

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