Accessibility is a long word, and in an industry that loves truncating titles–KFC, BMW, UPS, REI–we need to embrace a11y. This numeronym (where numbers form an abbreviation) conveys that in between the A and Y of “accessibility,” there are 11 more letters. For many nondisabled people, accessibility can seem like a foreign concept that requires…

(SOURCE) https://www.adweek.com/brand-marketing/accessibility-gateway-to-creativity/