lamp

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A device that generates light, heat, or therapeutic radiation.
2. n. A vessel containing oil or alcohol burned through a wick for illumination.
3. n. A celestial body that gives off or reflects light.
4. n. Something that illumines the mind or soul.

Century Dictionary and Cyclopedia

1. n. A vessel, generally portable, for containing an inflammable liquid and a wick so arranged that it lifts the liquid by capillary attraction and when ignited at the end serves as a means of illumination; in recent use also, by extension, a device employed for the same purpose in which the source of illumination is ignited gas or electricity. Lamps are distinguished by the liquids used in them, as alcohol-lamp, oil-lamp, etc., and by their mode of construction or their use, as Argand lamp, astral lamp, etc.
2. n. Figuratively, something suggesting the light of a lamp, whether in appearance or use; anything possessing or communicating light, real or metaphorical.
3. n. plural Same as gig-lamps. See gig-lamp, 3.
4. n. (See also carcel-lamp, glow-lamp, jack-lamp, safety-lamp.)
5. To furnish light to; light.
6. To shine.
7. To go or run quickly; scamper.
8. n. A thin plate.
9. n. In telephony, an auxiliary signaling-lamp placed in front of the switchboard and serving to indicate to the chief operator delay in responding to any one of a group of call-signals.
10. n. A lamp having a spiral of platinum placed above the wick. The vapor from the alcohol (ethyl or methyl) drawn up by the wick unites with the air through the agency of the platinum, which is thus made to glow.

Wiktionary

1. n. A device that generates heat, light or other radiation
2. n. A device containing oil, burnt through a wick for illumination
3. n. A piece of furniture holding one or more electric light sockets.
4. v. slang to hit, clout, belt, wallop
5. v. to hunt at night using a lamp; see lamping
6. v. slang to hang out or chill; to do nothing in particular

GNU Webster's 1913

1. n. obsolete A thin plate or lamina.
2. n. A light-producing vessel, device, instrument or apparatus an electric lamp. See sense {3}.
3. n. Figuratively, anything which enlightens intellectually or morally; anything regarded metaphorically a performing the uses of a lamp.
4. n. (Elec.) A device or mechanism for producing light by electricity, usually having a glass bulb or tube containing the light-emitting element. Most lamps belong to one of two categories, the Incandescent lamp (See under Incandescent) or the fluorescent lamp. However, see also arc lamp, below.
5. n. A device that emits radiant energy in the form of heat, infrared, or ultraviolet rays.

WordNet 3.0

1. n. a piece of furniture holding one or more electric light bulbs
2. n. an artificial source of visible illumination