ōˈzōnəˌsfi(ə)r noun
Etymology: ozon- + -sphere
: an atmospheric layer at heights of approximately 20 to 30 miles characterized by high ozone content and relatively high temperature resulting from absorption of ultraviolet solar radiation
ōˈzōnəˌsfi(ə)r noun
Etymology: ozon- + -sphere
: an atmospheric layer at heights of approximately 20 to 30 miles characterized by high ozone content and relatively high temperature resulting from absorption of ultraviolet solar radiation
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012