• English: Illustrated Glossary of Geologic Terms. Based on the glossary in Earth: An Introduction to Geologic Change, by S. Judson and S.M. Richardson. In Geology, Iowa State University.
  

• English: UCMP Glossary of Natural History Terms: Geology.
  

• English: Glossary of Soil Science Terms.
  

• English - German - Norwegian - Dutch: Geo-glossary on-line
  

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