Small words have a big impact, visually and psychologically, but this separation of words and image in our visual mind is an easy trap for designers to fall into.
Microcopy is the small text you find on websites and apps such as button text, section captions, page titles, form labels, and error messages. Think of microcopy and textual content as another design element that can make or break the user's experience.
Good microcopy helps the user navigate their way through a digital experience, maximising meaning in a condensed manner, and with space at a premium, every word should count. You can read more on the subject on Microcopy: an essential guide to becoming a more literate designer .