বায়ুমণ্ডল (Assamese) [ Roman: ba.yu.mon.dol]
    1. Geology(Abstract Noun) The gaseous mass or envelope surrounding a celestial body, especially the one surrounding the earth, and retained by the gravitational field of the celestial body. পৃথিৱীক আৱৰি থকা গেছিয় পদাৰ্থৰ এক অৱৰণ৷