orisphere

/ɒrˈɒsfir/

Definitions

1. noun

A hypothetical region of the atmosphere surrounding the Earth, extending from the thermosphere to the exosphere, characterized by a decrease in atmospheric pressure and an increase in temperature with altitude.

“The orosphere plays a crucial role in regulating Earth’s climate and weather patterns.”

Synonyms

  • atmosphere
  • exosphere

Antonyms

  • vacuum
  • void