What is the definition of cirque in geography?

What is the definition of cirque in geography?

Cirques are bowl-shaped, amphitheater-like depressions that glaciers carve into mountains and valley sidewalls at high elevations. Often, the glaciers flow up and over the lip of the cirque as gravity drives them downslope.

What is the word cirque?

(sûrk) 1. A steep bowl-shaped hollow occurring at the upper end of a mountain valley, especially one forming the head of a glacier or stream.

How do you use cirque in a sentence?

The cirque was up to a square kilometre in size surrounded on three sides by steep cliffs. The fourth side was the lip from which the glacier flowed away from the cirque. Additionally, a valley glacier retreats enough that it is within the cirque, it is a cirque glacier again.

What are the main definitions?

1 : chief, principal the main idea. 2 : fully exerted : sheer main force by main strength. 3 obsolete : of or relating to a broad expanse (as of sea) 4 : connected with or located near the mainmast or mainsail. 5 : expressing the chief predication in a complex sentence the main clause.

Which of the following is the best definition of the term Cirque?

1 archaic : circus. 2 : circle, circlet. 3 : a deep steep-walled basin on a mountain usually forming the blunt end of a valley.

Where is a Cirque?

cirque, (French: “circle”), amphitheatre-shaped basin with precipitous walls, at the head of a glacial valley. It generally results from erosion beneath the bergschrund of a glacier.

Where does the word cirque originate from?

A cirque (French: [siʁk]; from the Latin word circus) is an amphitheatre-like valley formed by glacial erosion. Alternative names for this landform are corrie (from Scottish Gaelic coire, meaning a pot or cauldron) and cwm (Welsh for ‘valley’; pronounced [kʊm]).

What is a cirque and how is it formed?

A cirque is formed by ice and denotes the head of a glacier. As the ice goes melts and thaws and progressively moves downhill more rock material is scoured out from the cirque creating the characteristic bowl shape. Many cirques are so scoured that a lake forms in the base of the cirque once the ice has melted.

Does cirque mean circus?

A cirque (French: [siʁk]; from the Latin word circus) is an amphitheatre-like valley formed by glacial erosion.

What are the 4 types of definition?

Here are just four among the many types of definitions: (1) Definition by synonym; (2) Ostensive definitions; (3) Stipulative definitions, and. (4) Analytical definitions.

Where is a cirque?

What is another word for Cirque?

More 400 Circus synonyms. What are another words for Circus? Carnival, hippodrome, arena. Full list of synonyms for Circus is here.

What does Cirque mean in geography?

cirque – a steep-walled semicircular basin in a mountain; may contain a lake. corrie , cwm . basin – a natural depression in the surface of the land often with a lake at the bottom of it; “the basin of the Great Salt Lake “.

What is Cirque in geology?

Cirque, (French: “circle”), amphitheatre-shaped basin with precipitous walls, at the head of a glacial valley. It generally results from erosion beneath the bergschrund of a glacier . A bergschrund is a large crevasse that lies a short distance from the exposed rock walls and separates the stationary from the moving ice;….

What is the plural of Cirque?

The plural form of circus is circuses.