It means that it is within the possibilities of purchase, which reaches the budget. That can be achieved or achieved. That is within the market and the budget alternatives.
AFFORDABLE: POSSIBLE.THAT IT CAN BE ACHIEVED.WORKABLE, COMPREHENSIBLE, EASY.
A person can be accessible, but not affordable.I write to annotate the word reach is written with z, here appears with S.
affordable: adj is feasible for a person who wants to or want to alcansar or get a goal in his life.