English definition of “far”
A2 used to talk about how distant something is: How far is it to the supermarket?
› very much: Young people are far more independent these days.
as far as I know › used to say what you think is true, although you do not know all the facts: As far as I know, they are coming to the party.
by far › used to say that something is very much the biggest, the best, etc.: This is his best book by far.
so far B1 until now: So far, we haven’t made much progress on the project.