Crossword clues for the word: PTR The word PTR has appeared as an answer to at least 4 crossword clues on different crossword puzzles. Crossword clues for PTR Showing 1 to 4 of 4 results Clue(s) Artist: Abbr. Certain artist: Abbr. Giotto was one: Abbr. Hals or Renoir: Abbr.