Resources › For Students and Parents What Is the Plural of Octopus? Share Flipboard Email Print Octopus Tentacles. doodlemachine / Getty Images For Students and Parents Homework Help Homework Tips Learning Styles & Skills Study Methods Time Management Private School Test Prep College Admissions College Life Graduate School Business School Law School Distance Learning View More By Grace Fleming Education Expert M.Ed., Education Administration, University of Georgia B.A., History, Armstrong State University Grace Fleming, M.Ed., is a senior academic advisor at Georgia Southern University, where she helps students improve their academic performance and develop good study skills. our editorial process Grace Fleming Updated May 06, 2019 Question: What Is the Plural of Octopus? Answer: You really can't go wrong if you try to come up with a plural for octopus on your own. Like many nouns, it has a few acceptable plural forms. The correct forms are octopuses, octopodes, or octopi. Advice: stick with octopuses in the U.S. It is the most commonly-accepted plural form of octopus.