Crossword clues for the word: ISCHIUM The word ISCHIUM has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for ISCHIUM Showing 1 to 3 of 3 results Clue(s) Bone on which the body rests when sitting Curved bone forming the base of each half of the pelvis Pelvic-base bone