Rule or average; an established standard; or, the length of a vector

Let's find possible answers to "Rule or average; an established standard; or, the length of a vector" crossword clue. First of all, we will look for a few extra hints for this entry: Rule or average; an established standard; or, the length of a vector. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.