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Geography Key Terms

Aug 11, 2025

Overview

This lecture covers key physical and human geography terms, including landforms, map concepts, government types, and environmental terms critical for geographic literacy.

Physical Geography: Landforms & Water Bodies

  • Archipelago: A large group of islands.
  • Atoll: A ring-shaped coral reef that encloses a lagoon.
  • Bay: A body of water extending into land.
  • Beach: A sandy or rocky land edge along water.
  • Butte: An isolated hill with a flat top.
  • Canyon: A deep valley with steep sides.
  • Cape: A point of land jutting into water.
  • Cave: A hollow area in earth with an opening.
  • Channel: Waterbody connecting larger water bodies.
  • Cliff: Steep rock or earth face.
  • Continent: One of Earth's seven large land masses.
  • Delta: Fan-shaped sediment deposit at a river mouth.
  • Desert: Dry region with little rainfall.
  • Dune: Hill of wind-blown sand.
  • Fjord: Long, narrow sea inlet between cliffs.
  • Forest: Large area covered with trees.
  • Geyser: Hot water and steam spring.
  • Glacier: Large moving mass of ice.
  • Gulf: Large sea part enclosed by land.
  • Hill: Raised land lower than a mountain.
  • Iceberg: Floating ice broken from a glacier.
  • Island: Land surrounded by water.
  • Isthmus: Narrow land strip connecting larger areas.
  • Jungle: Dense, tangled plant area.
  • Lagoon: Shallow water cut off from sea.
  • Lake: Inland body of water.
  • Marsh/Swamp: Wet area with grasses or trees.
  • Mesa: Raised flat-top area with steep sides.
  • Mountain: High land with steep, pointed peak.
  • Ocean/Sea: Large or partly enclosed saltwater body.
  • Peninsula: Land nearly surrounded by water.
  • Plain: Large flat or rolling land area.
  • Plateau: High, flat land area.
  • Prairie: Flat or hilly grass-covered land.
  • River: Flowing water across land.
  • Sound: Wide ocean inlet.
  • Strait: Narrow water connecting larger bodies.
  • Tundra: Cold, dry, treeless region.
  • Valley: Low land between hills/mountains.
  • Volcano: Earth opening emitting lava, ash, gases.
  • Waterfall: Water falling from a high place.

Human Geography & Map Skills

  • Cartography: Science of mapmaking.
  • Culture: Shared beliefs, customs, traditions.
  • Region: Area with unique traits or features.
  • Formal/Functional Region: Defined by shared or organized features.
  • Cultural Landscape: Relationship of social and physical geography.
  • Geographic Information Science/System: Digital analysis/storage of geographic data.
  • GPS (Global Positioning System): Determines location using satellites.
  • Greenwich Mean Time: Time at prime meridian.
  • International Date Line: Line for calendar day change.
  • Latitude/Longitude: Coordinates for location.
  • Location (Absolute/Relative): Specific or relative position on Earth's surface.
  • Map/Map Scale: Flat earth representation and scale relationship.
  • Mental Map: Personal perception of geographical space.
  • Meridian/Parallel: Map arcs (longitude/latitude).
  • Place: Distinct location by characteristic.
  • Prime Meridian: 0° longitude.
  • Site: Physical characteristics of a location.
  • Thematic Map: Map showing a specific topic.

Environmental & Political Geography

  • Oligarchy/Democracy: Rule by few or many.
  • Glaciation: Formation and spread of glaciers.
  • Geothermal Energy: Heat from within Earth.
  • Hot Spring: Naturally hot water spring.
  • Welfare State: Government-provided social welfare.
  • Dam/Levee: Structures to control water.
  • Mistral/Foehn: Strong winds influencing climate.
  • Avalanche: Mass movement of snow or ice.
  • Meltwater: Water from melted ice/snow.
  • Karst: Landscape with caves, sinkholes, underground rivers.
  • Ethnic/Ethnic Cleansing: Shared traits or forced removal of people.
  • Reforestation: Planting trees to preserve resources.
  • Monoculture: Single crop over large land.
  • Biodiversity: Variety of life in an ecosystem.

Key Terms & Definitions

  • Archipelago — group of islands
  • Atoll — ring coral reef with lagoon
  • Delta — river sediment deposit
  • Peninsula — land almost surrounded by water
  • Cartography — mapmaking science
  • Latitude/Longitude — coordinates for location
  • Prime Meridian — 0° longitude
  • GIS — computer system for geographic data
  • GPS — satellite-based location system
  • Relief — elevation variation
  • Oligarchy — rule by few
  • Glaciation — glacier formation/spread
  • Biodiversity — variety of life in ecosystem

Action Items / Next Steps

  • Review and memorize definitions of landforms and physical features.
  • Practice matching terms to descriptions or examples.
  • Study map-related terms and concepts for upcoming quizzes.