verb

illuminate

ih-LOO-mih-nayt/ɪˈluːmɪneɪt/

To cast light on something previously dark.

The small lamp illuminates the page for the reader.

An East Asian reader shines a small lamp onto a dark page so its details become visible.
Etymology

The pieces convey bringing something into light. Physical lighting became an image for explanation: making a subject easier to understand is like making an object easier to see.

In context

Lighthouse Horror78:26
my head with what strength i had left my eyes struggling to adjust against the now darkened sky with only the faintest rays of moonlight piercing the cloud cover to illuminate the night
"Beware The Cloaked Woman Of Crabber's Bay" | Creepypasta | Horror Story

More examples

  • Her flashlight illuminated the back of the closet.
  • Colored lights illuminate the fountain at night.
  • Moonlight is illuminating the path through the woods.

Forms

illuminate · illuminates · illuminated · illuminating

illumination noun — Light cast on an object or area.

Similar words

light
The everyday alternative for casting light on something.
brighten
Means increasing light, even when something is already visible.