light

Forms

1.Electromagnetic radiation in the wavelength range visible to the human eye or in nearby ranges (infrared or ultraviolet radiation).
- All plants need water and light.
- Who turned off the light?
- Who turned the light off?
2.Electromagnetic radiation of any wavelength.
- All plants need water and light.
- Who turned off the light?
- Who turned the light off?
3.A source of illumination.
- We turned off all the lights and went to sleep.
- To get to our house, turn right at the third light.
4.Electromagnetic radiation in the wavelength range visible to the human eye (about 400–750 nanometers): visible light.
- When the studio light is on, I am recording my evening show.
- As you can see, this spacious dining-room gets a lot of light in the mornings.
- Here the stripped panelling was warmly gold and the pictures, mostly of the English school, were mellow and gentle in the afternoon light.

1.To start (a fire).
- We lit the fire to get some heat.
2.To set fire to; to set burning.
- She lit her last match.
3.To become ignited; to take fire.
- This soggy match will not light.
4.To illuminate; to provide light for when it is dark.
- "Can I light you down to your cab?"
- I used my torch to light the way home through the woods in the night.
- The Sun has set, and Vesper, to supply / His absent beams, had lighted up the sky.

Common· #521

Etymology tree

Proto-Indo-European *lewk-der.

Proto-Germanic *leuhtaz

Proto-West Germanic *leuht

Old English lēoht

Middle English light

English light