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Power Suffixes for Twelfth Grade Students: -ology

Derived from the Greek suffix -logia, the suffix -ology in English means "the science of or the study of."
10 words 3 learners

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Full list of words from this list:

  1. etymology
    a history of a word
    The OED lists its etymology as “uncertain,” but it was apparently coined early in World War II by someone in the Royal Air Force. Washington Post (Dec 8, 2018)
  2. archaeology
    the branch of anthropology that studies prehistoric people
    “It wasn’t until we discovered this wreck that we realised Herodotus was right,” said Dr Damian Robinson, director of Oxford University’s centre for maritime archaeology, which is publishing the excavation’s findings. The Guardian (Mar 17, 2019)
  3. ecology
    study of the relations of organisms to their environment
    “Therefore, there is an urgent need to study the ecology, distribution, and conservation status of this rare and very beautiful genus.” Fox News (Jul 23, 2019)
  4. anthology
    a collection of selected literary passages
    It's always just a line or two that I found from some poem in the gigantic poetry anthology my sophomore English teacher taught from. Will Grayson, Will Grayson
  5. entomology
    the branch of zoology that studies insects
    “The study of insects is called ‘entomology,’” Mrs. V said. Out of My Mind
  6. terminology
    a system of words used to name things in a discipline
    My Oxford dictionary defines “jargon” as “difficult to understand” terminology used by a progression or group. Los Angeles Times (Aug 12, 2019)
  7. methodology
    the techniques followed in a particular discipline
    North Lanarkshire Council questioned the methodology used to conduct the tests and said it was important to wait for the outcome of the review. BBC (Aug 6, 2019)
  8. tautology
    useless repetition
    “A tautology is a repetition of the same sense in different words,” he said. The Absolutely True Diary of a Part-Time Indian
  9. eschatology
    the branch of theology that is concerned with final things
    What there is, apparently, is advanced-placement classes in eschatology, because Grizz is able to translate the graffitied words, an Aramaic phrase from the apocalyptic Book of Daniel: “The writing’s on the wall.” The New Yorker (May 22, 2019)
  10. etiology
    the cause of a disease
    The paper described the condition as “a real syndrome of uncertain etiology,” or cause. Reuters (Aug 24, 2017)
Created on Fri Jun 06 12:47:03 EDT 2025

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