Four Power Prefixes: anti-, con-, inter-, and uni-.

A power prefix is a common prefix, one you will encounter over and over again. If you learn the four power prefixes in this lesson, you will more easily remember the meanings of all of the words you may encounter which begin with these prefixes.
16 words 6473 learners

Learn words with Flashcards and other activities

Definition First
Print Flashcards

Other learning activities

Answer a few questions about each word. Use this to prep for your next quiz! Compete with other teams in real time to see who answers the most questions correctly! Test your spelling acumen. Read the definition, listen to the word and try spelling it!

Teaching tools

Create and assign quizzes to your students to test their vocabulary. Assign learning activities including Practice, Vocabulary Jams and Spelling Bees to your students, and monitor their progress in real-time.

Full list of words from this list:

words only definitions & notes
  1. antibiotic
    a substance used to kill microorganisms and cure infections
  2. antidote
    a remedy that stops or controls the effects of a poison
  3. antisubmarine
    defensive against enemy underwater crafts
  4. antithesis
    exact opposite
  5. conflate
    mix together different elements
  6. consensus
    agreement in the judgment reached by a group as a whole
  7. conspire
    act in agreement and in secret towards a deceitful purpose
  8. converge
    be adjacent or come together
  9. interfere
    get involved, so as to alter or hinder an action
  10. interim
    the time between one event, process, or period and another
  11. interject
    speak abruptly, especially as an interruption
  12. intermediate
    lying between two extremes in time, space, or state
  13. unilateral
    involving only one part or side
  14. unison
    the state of corresponding exactly
  15. unity
    an undivided or unbroken completeness with nothing wanting
  16. universal
    applicable to or common to all members of a group or set
Created on Thu Mar 27 23:10:56 EDT 2014 (updated Thu Mar 27 23:16:53 EDT 2014)

Sign up now (it’s free!)

Whether you’re a teacher or a learner, Vocabulary.com can put you or your class on the path to systematic vocabulary improvement.