0 a fluorescent electric light in the form of a thin glass tube, often with a plastic cover:
1 a very bright, usually tube-shaped electric light used esp. in offices
My husband says it wastes more energy to turn fluorescent lights off and on than it does to just leave them on.
They have worked all night beneath the hum of fluorescent lights.
The harshness of the fluorescent lights heighten the sense of discomfort.
The house uses low-wattage fluorescent lights in most rooms.