types:
Aladdin's lamp
(Arabian Nights) a magical lamp from which Aladdin summoned a genie
discharge lamp
a lamp that generates light by a discharge between two electrodes in a gas
fluorescent lamp
lamp consisting of a tube coated on the inside with a fluorescent material; mercury vapor in the tube emits ultraviolet radiation that is converted to visible radiation by the fluorescent material
gas lamp
a lamp that burns illuminating gas
lantern
light in a transparent protective case
calcium light,
limelight
a lamp consisting of a flame directed at a cylinder of lime with a lens to concentrate the light; formerly used for stage lighting
neon induction lamp,
neon lamp,
neon tube
a lamp consisting of a small gas-discharge tube containing neon at low pressure; luminescence is produced by the action of currents at high frequencies that are wrapped a few turns around the tube
spirit lamp
a lamp that burns a volatile liquid fuel such as alcohol
spot,
spotlight
a lamp that produces a strong beam of light to illuminate a restricted area; used to focus attention of a stage performer
arc lamp,
arc light
a lamp that produces light when electric current flows across the gap between two electrodes
chandlery
candles and other commodities sold by a chandler
Chinese lantern
a collapsible paper lantern in bright colors; used for decorative purposes
bull's-eye,
dark lantern
a lantern with a single opening and a sliding panel that can be closed to conceal the light
dip
a candle that is made by repeated dipping in a pool of wax or tallow
slit lamp
(ophthalmology) a lamp that emits a narrow but intense beam of light that enables an ophthalmologist, using a microscope, to view the retina and optic nerve