Crossword clues for the word: MRA The word MRA has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for MRA Showing 1 to 8 of 8 results Clue(s) Angio-scan Blood vessel imaging machine Buchman's group. Buchman's org. Dr. Buchman's group: Abbr. Frank Buchman's org. Moral Re-Armament. Oxford Group offshoot.