Geology and Oceanography
- aa
- abyssal plain
- altitude
- Anthropocene epoch
- anticline
- aphotic zone
- aquifer
- Archean eon
- artesian well
- asthenosphere
- astrobleme
- atoll
- avalanche
- backshore
- badlands
- bar
- basalt
- base line
- batholith
- bayou
- beach
- bentonite
- berm
- bight
- bog
- bore
- boulder
- boulder clay
- breaker
- breakwater
- breccia
- brownstone
- butte
- calcareous rock
- caldera
- Cambrian period
- Carboniferous period
- catastrophism
- catchment area
- cave
- Cenozoic era
- Census of Marine Life
- chalk
- Challenger expedition
- chert
- china clay
- clay
- clay pan
- coast
- coast protection
- concretion
- conglomerate
- continent
- Continental Drift Theory
- continental shelf
- coral reefs
- Coutchiching
- crater
- craton
- Cretaceous period
- crevasse
- cuesta
- Deep Sea Drilling Project
- deep-sea exploration
- delta
- Desert (Biome)
- Devonian period
- diabase
- diatomaceous earth
- drainage basin
- drift
- dripstone
- drumlin
- dune
- Earth (Planet)
- earthflow
- earthquake
- echo sounder
- elevation
- Eocene epoch
- epoch
- erosion
- escarpment
- esker
- estuary
- euphotic zone
- fall line
- fault
- fetch
- fiord
- fire clay
- fjord
- flagstone
- flint
- flint clay
- flood
- floodplain
- fold
- ford
- foreshore
- fuller's earth
- gabbro
- geochemistry
- geode
- geodesy
- geologic dating
- geologic timescale
- Geologic Timescale
- geology
- geomorphology
- Geophysical Year, International
- geophysics
- geyser
- glacial periods
- glacier
- gneiss
- Gondwanaland
- granite
- gravel
- groin
- groundmass
- gyre
- hardpan
- hogback
- Holocene epoch
- hot spring
- hydrothermal vent
- Ice Age
- iceberg
- igneous rock
- Integrated Ocean Drilling Program
- International Geophysical Year
- island
- isopleth
- isostasy
- isthmus
- jetty
- joint
- Jurassic period
- kame
- kaolin
- Keewatin
- kettle
- kimberlite
- lake
- landslide
- Laurasia
- lava
- lithosphere
- littoral zone
- magma
- magnetic pole
- mantle
- marble
- Mercalli scale
- mesa
- Mesozoic era
- metamorphic rocks
- metamorphism
- mid-ocean ridge
- Miocene epoch
- Mississippian period
- Moho
- Mohole, Project
- moraine
- moulin
- mountain
- mudflow
- New Red Sandstone
- nodule
- ocean
- Ocean Drilling Program
- oceanography
- Old Red Sandstone
- Oligocene epoch
- Ordovician period
- pahoehoe
- Paleocene epoch
- paleomagnetism
- paleontology
- Paleozoic era
- Pangaea
- pass
- pegmatite
- pelagic zone
- Pennsylvanian period
- period
- permafrost
- Permian period
- petrifaction
- petrology
- piedmont
- plain
- plate tectonics
- plateau
- Pleistocene epoch
- Pliocene epoch
- pole, magnetic
- porphyry
- pothole
- Precambrian
- Proterozoic eon
- pumice
- pyroclastic flow
- quartzite
- Quaternary period
- range
- reef
- rhyolite
- Richter scale
- rift valley
- river
- rock
- salinity of ocean water
- sand
- sandstone
- scarp
- schist
- scoria
- sea
- sea level
- seafloor spreading
- seawall
- sediment
- sedimentary rock
- seiche
- seismic sea wave
- seismology
- septarium
- shale
- shield
- shore
- sial
- silt
- Silurian period
- slate
- slushball earth
- snow line
- snowball earth
- soapstone
- speleology
- spring
- stalactite and stalagmite
- stalagmite
- steatite
- stratification
- stratigraphy
- stream
- stromatolite
- subduction zone
- subsidence
- surf
- swell
- syenite
- talus
- Tertiary period
- thermohaline circulation
- tidal wave
- tide
- till
- traprock
- trench
- Triassic period
- tsunami
- turbidity current
- uniformitarianism
- varve
- volcano
- water table
- waterfall
- watershed
- waterway
- wave
- weathering
- whirlpool
- Woods Hole Oceanographic Institution
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