ozoneOzostomia
ozone layer (English) [ IPA: ˈoʊˌzoʊn ˈleɪər ASM: অজ’ন লেয়াৰ]
Contributed by: Anjal Borah (অঞ্জল বৰা) on 2009-06-16
1. Geology(Abstract Noun) the layer of the upper atmosphere where most atmospheric ozone is concentrated, from about 8 to 30 mi. (12 to 48 km) above the earth, with the maximum ozone concentration occurring at an altitude of about 12 mi. ধৰাপৃষ্ঠৰপৰা প্ৰায় ৫০ কিল’মিটাৰ ওপৰত থকা অ’জ’ন গেছৰ পাতলীয়া তৰপ৷