nebulosity
N กลุ่ม แก๊ซ ใน อวกาศ nebula klum-kas-nai-ar-ya-kas
NEBULOSITY
n.[from nebulous. ] The state of being cloudy or hazy.
Neb `u *los "i *ty, n. Etym: [L. nebulositas: cf. F. nébulosité ]