luminance

Meaning

Noun

  • The quality of being luminous.
  • The amount of light that passes through, is emitted, or is reflected from a particular area, and falls within a given solid angle.
  • The luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction (i.e. luminous intensity divided by unit area), measured in stilbs or apostilbs.

Related

Similar words

  • photometric brightness

Modern English dictionary

Explore and search massive catalog of over 900,000 word meanings.

Word of the Day

Get a curated memorable word every day.

Challenge yourself

Level up your vocabulary by setting personal goals.

And much more

Try out Vedaist now.