Greyscale - What is greyscale?

Definition of GREYSCALE:

A term that describes an image that is composed entirely of shades of grey, ranging from black at the darkest end of the continuum to white at the lightest end. Greyscale is a form of monochrome.

Here is the Harvard-style citation to use if you would like to reference this definition of the word greyscale:
Label Planet (2020) What is greyscale? | Greyscale Definition. Available at: https://www.labelplanet.co.uk/glossary/greyscale/ (Accessed: January 1, 2023).