Crossword clues for the word: BIOLOGICALCLOCK The word BIOLOGICALCLOCK has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for BIOLOGICALCLOCK Showing 1 to 9 of 9 results Clue(s) "Jet lag monitor, in a way" "Natural timekeeper, of a sort" Controller of body rhythms Controller of life cycles Innate mechanism Jet lag is a disruption of this Natural timekeeper of one planning a family Timekeeper involved in jet lag What jet lag messes with