Power Suffixes for Sixth Grade Students: -logy (science of; study of)

Derived from the Greek suffix -logia, the suffix -logy means "the science of" or "the study of."
12 words 132 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. technology
    the practical application of science to commerce or industry
  2. apology
    an expression of regret at having caused trouble for someone
  3. psychology
    the science of mental life
  4. theology
    the rational and systematic study of religion
  5. geology
    science of the history of the earth as recorded in rocks
  6. biology
    the science that studies living organisms
  7. physiology
    the science dealing with the functioning of organisms
  8. mythology
    the body of stories associated with a culture or institution
  9. sociology
    the study and classification of human societies
  10. ideology
    an orientation that characterizes the thinking of a group
  11. astrology
    divination by the positions of the planets and sun and moon
  12. chronology
    an arrangement of events in time
Created on Tue Jun 03 20:02:25 EDT 2025 (updated Thu Jun 19 10:53:27 EDT 2025)

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.