Definition of "affordability"

affordability

noun
uncountable
1. The extent or degree to which something is affordable, as measured by its cost relative to the amount that the purchaser is able to pay.
  Quotations
  Fares would have to increase significantly beyond affordability to cover the costs of lightly used services.
  2023 March 8, Gareth Dennis, “The Reshaping of things to come...”, in RAIL, number 978, page 47
2. A desirable degree of that characteristic: synonym of inexpensiveness.