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-ology
(OL-uh-jee)the study of
Greek suffix from logos (word, study). Biology = the study of life; geology = the study of the earth.
suffixGreek
CommunicationSpellings:ologylogy
Example words
biology
the study of living things
geology
the study of rocks and the earth's structure
psychology
the study of the mind
Common Core alignment
Grades served: 6, 7
- L.6.4bUse common, grade-appropriate Greek or Latin affixes and roots as clues to the meaning of a word (e.g., audience, auditory, audible).
- L.7.4bUse common, grade-appropriate Greek or Latin affixes and roots as clues to the meaning of a word (e.g., belligerent, bellicose, rebel).
Related roots
Communication. Roots about writing, speaking, and the words we use.
Browse all communication roots →L.6.4bL.7.4b