56 entries under earth topic. ×

2
eruption(noun, geology, paleontology)
2
fossil(noun, geology, paleontology)
1
Colorado River(expression, geology, soil)
1
Grand Canyon(expression, geology, soil)
1
Nile River(expression, geology, soil)
1
aftershock(noun, geology, paleontology)
1
aluminum(noun, geology, paleontology)
1
aquifer(noun, geology, paleontology)
1
bedrock(noun, geology, paleontology)
1
bulge(noun, geology, paleontology)
1
caldera(noun, geology, paleontology)
1
cataclysm(noun, geology, paleontology)
1
copper(noun, geology, paleontology)
1
core(noun, geology, paleontology)
1
crack(noun, geology, paleontology)
1
crater(noun, geology, paleontology)
1
crust(noun, geology, paleontology)
1
debris(noun, geology, paleontology)
1
decomposition(noun, geology, paleontology)
1
deposit(noun, geology, paleontology)
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APASmart Define. (-0001). relative age thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/relative_age/thesaurus/related
ChicagoSmart Define. -0001. "relative age thesaurus" https://smartdefine.org/relative_age/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define -0001, relative age thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/relative_age/thesaurus/related>.
MLASmart Define. "relative age thesaurus" 30 November -0001. Web. 1 October 2026. <https://smartdefine.org/relative_age/thesaurus/related>