Definition of key light in English:

key light

noun

  • The main source of light in a photograph or film.

    • ‘If you have portable lights, you can dramatically improve your shots using the three-point lighting technique based around a key light, a fill light and a backlight.’
    • ‘It's a face that, yes, could make you half-believe in the human ideal, make you pass into a foggy romantic movie-trance of studio key lights and shadows with edges so soft you could lay your head down in them and sleep for a week.’
    • ‘No star wants to be asked off the stage, taken out of the key light that makes him the cynosure of all eyes.’
    • ‘Place the key lights so they will be consistent with these suggested sources of illumination.’
    • ‘Spotlights have traditionally been used as key lights to provide clear, crisp images with video formats that lacked resolution.’
    • ‘Since the key light is the brightest light on the front of a subject, it's the one that will create the darkest shadows.’
    • ‘For example, switching an interior scene from a daylight to a night effect may involve simultaneously dropping the level of the background and fill lights, and eliminating several key lights.’

Pronunciation

key light

/ki laɪt/