Crossword clues for the word: REALNUMBER The word REALNUMBER has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for REALNUMBER Showing 1 to 8 of 8 results Clue(s) *It may be rational, in math 1 or pi, for instance Any point on one infinite mathematical line Arithmetical unit Concept that was called 36-Across before research into the square root of negatives Integer, e.g. It may well be irrational material's less sensitive Learn about pigment - it's not imaginary