Geo Terms

Archipelago-

A string or chain of Islands

Atoll-

A ring shaped reef, island, or chain of islands formed of coral

Basin-

An area of land that is largely enclosed by higher land, drained by a given area.

Butte-

A visible hill with steep often vertical sides and a small, relatively flat top.

Caldera-

A large volcanic Crater, typically one formed by a major eruption leading to the collapse of the mouth of the volcanoes.

Canyon-

a deep valley or crevice in the earths surface, with very steep sides and usually with a river running through it.

Cape-

A point of land that extends into the sea or into a lake.

Delta-

A triangular fertile area of land around the mouth of a larger river.

Desert

dry, barren region usually sandy and without trees. Little rainfall.

Fjord-

a narrow, winding ocean inlet with steep cliff like sides

Glacier-

a huge sheet of ice or snow moving slowly down a slope, mountain, or valley.

Gulf-

a large portion of the ocean, partially surrounded by land.

Harbor-

a place on the coast where vessels may find shelter especially one protected from rough water

Island-

a body of land completely surrounded by water

Isthmus-

a narrow strip of land that connects two larger pieces of land

Lagoon

a body of shallow sea that is separated from a larger sea by some barrier (sand, rock, reef, etc.)

Mesa-

a tall, flat topped mountain with steep vertical sides.

Mouth-

place where a stream or river flows into a large body of water.

Oasis-

a fertile spot in a desert where water is found.

Ocean

a large body of salt water

Peninsula

a long piece of land surrounded by water on three sides

plain

a large flat and mostly treeless area of land

plateau-

flat highland area with one steep face; elevated plain

Reef-

a chain of rocks, coral, or sand at or near the surface of the water.

river-

a chain of rocks, coral, or sand at or near the surface of the water.

sea-

a large body of water, usually salt water, partially or completely surrounded by land.

Sound-

a wide channel linking two larger bodies of water or separating an island from the mainland.

Source-

a place where a river or stream begins

Straight-

a narrow stretch of water that connects two larger bodies of water

Tributary-

a river or stream flowing into a larger river or lake.

Valley-

a low and below hills or mountain

Volcano-

an opening in the Earths Surface that forms when lava, gases, and rock erupts, or bursts out, from deep inside earth.