sunlight
n. uncountablen. the natural light that comes from the sun during the day.
n. the total spectrum of electromagnetic radiation given off by the Sun, particularly as it appears as visible light on Earth.
The plants grow quickly in the bright sunlight.
We moved the desk closer to the window to take advantage of the natural sunlight during the afternoon.
Architects often incorporate large glass panels to maximise the penetration of sunlight into the building, reducing the need for artificial lighting and improving the occupants' mood.
From Middle English sonnelight, sunneliht, from Old English sunnan lēoht (“sunlight”), equivalent to sun + light. Cognate with Dutch zonlicht (“sunlight”), German Low German Sünnenlücht (“sunlight”), German Sonnenlicht (“sunlight”).
Typically uncountable when referring to the light itself; rarely used in the plural except in poetic or highly specific scientific contexts.