grayscale

noun

1. (countable, uncountable)A printed strip of graduated tones used to check exposure and development times.
2. (countable, uncountable)The use of black and white, representing color with shades of gray.

   “You can view your presentation in grayscale or black-and-white and then customize how the various colors are translated to grayscale or black-and-white.”

adj

1. (not-comparable)Black and white, representing color with shades of gray.

   “Tetris’s graphics were simple enough to work on the Game Boy’s small gray-scale screen; its motion was slow enough not to blur; its action was a repetitive, storyless puzzle that could be picked up, with no loss of potency, at any moment, in any situation.”

verb

1. (transitive)To convert to grayscale.