‖n. [ NL. See Photo-, and Bacterium. ] (Bacteriol.) A genus including certain comma-shaped marine bacteria which emit bluish or greenish phosphorescence. Also, any microorganism of this group. [ Webster 1913 Suppl. ]
pos>n. An electrical device which changes voltage or resistance upon exposure to light, used to detect and measure light and other radiations. Syn. -- photoelectric cell, electric eye. [ WordNet 1.5 ]
a. [ Photo- + chemical. ] (Chem.) Of or pertaining to chemical changes produced by light; as, the photochemical changes of the visual purple of the retina. [ 1913 Webster ]
n. [ Photo- + chemistry. ] (Chem.) The branch of chemistry which relates to the effect of light in producing chemical changes, as in photography. [ 1913 Webster ]
(n) surgical procedure that uses an intense laser beam to destroy diseased retinal tissue or to make a scar that will hold the retina in cases of detached retina
แสดงได้ทั้งความหมายของคำเดี่ยว และคำผสม ได้อย่างถูกต้อง
เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
High school=โรงเรียนมัธยมปลาย