skylight

English

From sky +‎ light.

skylight (plural skylights)

(architecture) A window, dome, or opening in the roof or ceiling, to admit natural light.
(physics) Diffuse sky radiation—solar radiation reaching the earth's surface after having been scattered from the direct solar beam by molecules or suspensoids in the atmosphere.
(volcanology) A hole in the upper part of a lava tube, yielding a view of the lava within.
A region of flat, thin ice allowing a submarine to surface.

skylight (1)

skylight (2)

window dome or opening in the roof

Armenian: երդիկ (hy) (erdik)
Bulgarian: тавански прозорец (tavanski prozorec)
Catalan: claraboia (ca), lluerna (ca)
Chinese:
Mandarin: 天窗 (zh) (tiānchuāng)
Danish: tagvindue (da)
Dutch: zonnedak (nl) n, koepel (nl) m
Finnish: kattoikkuna (fi) (window); kattokupu, kattovalokupu (dome); valoaukko (opening)
French: fenêtre de toit (fr) f, lucarne (fr) f, vélux (fr) m, verrière (fr) f
Galician: bufarda (gl) f, claraboia f
German: Dachluke (de) f, Dachfenster (de) n, Dachflächenfenster n
Hebrew: צֹהַר‎ (he) m (tsohar)
Hungarian: tetőablak (hu)
Irish: spéirléas m, forléas m, fuinneog dhín f
Italian: lucernario (it) m
Japanese: 天窓 (ja) (てんまど, tenmado)
Norwegian:
Bokmål: takvindu n
Polish: świetlik (pl) m
Portuguese: claraboia (pt)
Romanian: lucarnă (ro), luminator (ro) m
Russian: светово́й люк m (svetovój ljuk)
Scottish Gaelic: leòsan-adhair m
Serbo-Croatian: svetlarnik m, krovni ptozor m
Spanish: tragaluz (es) m, claraboya (es) f, celaje m
Swedish: ljusöppning c, takfönster (sv), taklucka (sv) c
Tagalog: luneto
Turkish: aydınlık (tr)
Ugaritic: 𐎜𐎗𐎁𐎚 (ủrbt)
Volapük: nufalitöp

solar radiation

hole in a lava tube