A ridge with tops very rounded, the slopes of the sides usually being about 20° to 30°.


Related Terms

HIP RAFTER

A diagonal rafter extending from the plate to the ridge of a roof.

ICE KEEL

A downward projecting ridge on the underside of the ICE CANOPY, the counterpart of a RIDGE. An ice keel may extend as much as 50 meters below sea level.

AGED RIDGE

A ridge of ice forced up by pressure which has undergone considerable weathering

NEW RIDGE

A newly formed ice ridge with sharp peaks, the slope of the sides usually being about 40°. Fragments are visible from the air at low altitude.

CAP CLOUD

1. A cloud resting on the top of an isolated mountain peak. The cloud appears stationary, but actually is being continually formed to windward and dissipated to leeward. A similar cloud over a mountain ridge is called a CREST CLOUD. See also BANNER CLOUD. 2. False cirrus over a towering cumulus, in the form of a cap or hood

CONSOLIDATED RIDGE

A ridge (a line or wall of ice forced up by pressure) in which the base has frozen together.

CREST

The highest part of a wave or swell; or terrestrially, a hill or ridge

MEDIAN VALLEY

The axial depression of the midoceanic ridge system.

GAP

On the sea floor, a narrow break in a ridge or rise

GRAY-WHITE ICE

A subdivision of YOUNG ICE l5 to 30 centimeters thick. Gray-white ice under pressure is more likely to ridge than to raft.

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