potter = "a potter"
1] a potter
derivation: from (2766)
http://bible1.crosswalk.com/Lexicons/Greek/grk.cgi?number=2763&version=kjv

(2766)
1] clay, potter's earth
2] anything made of clay, earthen ware
3] a roofing tile
   3.a] the roof itself
   3.b] the phrase "through the roof", means through the door in the roof to which a ladder or stairway led up from the street (according to the Rabbis distinguish two ways of entering a house, "the way through the door" and "the way through the roof"
derivation: probably from the base of (2767) (through the idea of mixing clay and water)
http://bible1.crosswalk.com/Lexicons/Greek/grk.cgi?number=2766&version=kjv

(2767)
1] to mix, mingle
2] to mix wine, water
3] to pour out for drinking.
derivation: a prolonged form of a more primary kerao {ker-ah'-o} (which is used in certain tenses)
http://bible1.crosswalk.com/Lexicons/Greek/grk.cgi?number=2767&version=kjv

Additional information:
The word "leper", in the case of the phrase "Simon the leper", should read "potter". The basis for this allegation is that the Aramaic word "leper" has the same consonants as the Aramaic word "potter". For details of this situation, please see http://www.theologyweb.com/campus/archive/index.php/t-86573.html

A link to each occurrence of this word in the homepage:
1] potter