Crossword clues for the word: ORGANISM The word ORGANISM has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for ORGANISM Showing 1 to 8 of 8 results Clue(s) Any living animal or plant Any living thing Life-form Living animal or plant Living being that arms go in Living thing One of those in 27 across is first mentioned by the body Tiny animal musician?