(n) an eye disease that damages the optic nerve and impairs vision (sometimes progressing to blindness), Example: contrary to popular belief, glaucoma is not always caused by elevated intraocular pressure
it>or /mhw>. [ G. glaubersalz, from Glauber, a German chemist who discovered it. See Glauberite. ] Sulphate of soda, a well-known cathartic. It is a white crystalline substance, with a cooling, slightly bitter taste, and is commonly called “salts.” [ 1913 Webster ]
☞ It occurs naturally and abundantly in some mineral springs, and in many salt deposits, as the mineral mirabilite. It is manufactured in large quantities as an intermediate step in the “soda process, ” and also for use in glass making. [ 1913 Webster ]
a. (Chem.) Of or pertaining to the Glaucium flavum or horned poppy; -- formerly applied to an acid derived from it, now known to be fumaric acid. [ 1913 Webster ]
n. [ Gr. glayko`s silvery, gray + dido`nai to give. ] (Min.) A metallic mineral having a grayish tin-white color, and containing cobalt and iron, with sulphur and arsenic. [ 1913 Webster ]
‖n. [ L., fr. Gr. glay`kwma, fr. glayko`s light gray, blue gray. ] (Med.) Dimness or abolition of sight, with a diminution of transparency, a bluish or greenish tinge of the refracting media of the eye, and a hard inelastic condition of the eyeball, with marked increase of tension within the eyeball. [ 1913 Webster ]
แสดงได้ทั้งความหมายของคำเดี่ยว และคำผสม ได้อย่างถูกต้อง
เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
High school=โรงเรียนมัธยมปลาย