“+ noun
Etymology: International Scientific Vocabulary sub- + stratosphere
: the region of the atmosphere just below the stratosphere
• sub·stratospheric “+ adjective
“+ noun
Etymology: International Scientific Vocabulary sub- + stratosphere
: the region of the atmosphere just below the stratosphere
• sub·stratospheric “+ adjective
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012