ORGANISM /ˈɔː.ɡən.ɪ.zəm/ ► audio Scrabble 11 Words With Friends 14 Definition noun a living thing that has (or can develop) the ability to act or function independently. — synonyms: being noun a system considered analogous in structure or function to a living body. See all 273 words you can make from ORGANISM → 8-letter words Words starting with O Words ending with M ← Unscramble different letters