1. (n.) Something inclosing a light, and protecting it from wind, rain, etc. ; -- sometimes portable, as a closed vessel or case of horn, perforated tin, glass, oiled paper, or other material, having a lamp or candle within; sometimes fixed, as the glazed enclosure of a street light, or of a lighthouse light.

2. (n.) An open structure of light material set upon a roof, to give light and air to the interior.

3. (n.) A cage or open chamber of rich architecture, open below into the building or tower which it crowns.

4. (n.) A smaller and secondary cupola crowning a larger one, for ornament, or to admit light; such as the lantern of the cupola of the Capitol at Washington, or that of the Florence cathedral.

5. (n.) A lantern pinion or trundle wheel. See Lantern pinion (below).

6. (n.) A kind of cage inserted in a stuffing box and surrounding a piston rod, to separate the packing into two parts and form a chamber between for the reception of steam, etc. ; -- called also lantern brass.

7. (n.) A perforated barrel to form a core upon.

8. (n.) See Aristotle's lantern.

9. (v. t.) To furnish with a lantern; as, to lantern a lighthouse.

antenna tower barbican bay bay window belfry bell tower bow window campanile candle casement casement window ceiling colossus column cupola derrick dome eaves electric light bulb fan window fanlight fire fire tower flame glim grille housetop illuminant illuminator incandescent body lamp lancet window lattice light light bulb light source lighthouse louver window luminant luminary martello martello tower mast match minaret monument moon obelisk observation tower oriel overhead pagoda pane penthouse picture window pilaster pillar pinnacle plafond pole port porthole pylon pyramid ridgepole roof roof garden roof-deck roofage roofing roofpole rooftop rooftree rose window shaft shingles skylight skyscraper slates source of light spire standpipe stars steeple stupa sun taper television mast tiles top tope torch tour tower transom turret water tower wicket windmill tower window window bay window glass windowpane