warm occlusion

См. также в других словарях:

• occlusion —   the coming together of the cold sectors of air in a depression as the warm sector is lifted from the surface altogether. Two kinds:   cold occlusion the rear cold sector is colder than the forward one and undercuts both the warm sector and the… …   Geography glossary

• occlusion — n. 1 the act or process of occluding. 2 Meteorol. a phenomenon in which the cold front of a depression overtakes the warm front, causing upward displacement of warm air between them. 3 Dentistry the position of the teeth when the jaws are closed …   Useful english dictionary

• occlusion — noun Etymology: Latin occludere Date: circa 1645 1. the act of occluding ; the state of being occluded: as a. the complete obstruction of the breath passage in the articulation of a speech sound b. the bringing of the opposing surfaces of the… …   New Collegiate Dictionary

• occlusion — noun 1》 Medicine the blockage or closing of a blood vessel or hollow organ. 2》 Meteorology a process by which the cold front of a rotating low pressure system catches up the warm front, so that the warm air between them is forced upwards. 3》… …   English new terms dictionary

• cold occlusion — A polar front in which the colder air behind the cold front undercuts the air ahead of the warm front, resulting in the lifting of the warm sector. In this case, only the cold front is apparent at the surface. In this condition, the clouds from… …   Aviation dictionary

• Weather front — A weather front is a boundary separating two masses of air of different densities, and is the principal cause of meteorological phenomena. In surface weather analyses, fronts are depicted using various colored lines and symbols, depending on the… …   Wikipedia

• Occluded front — A cyclone in the early stages of occlusion The symbol of an occ …   Wikipedia

• Surface weather analysis — A surface weather analysis is a special type of weather map that provides a view of weather elements over a geographical area at a specified time based on information from ground based weather stations. [ Air Apparent: How Meteorologists Learned… …   Wikipedia

• Extratropical cyclone — Part of the Nature series on Weather   Calendar seasons Spring · Summer Autumn  …   Wikipedia

• Cyclogenesis — The initial frontal wave (or low pressure area) forms at the location of the red dot on the image. It is usually perpendicular (at a right angle) to the leaf like cloud formation (baroclinic leaf) seen on satellite during the early stage of… …   Wikipedia

• cardiovascular disease — Introduction       any of the diseases, whether congenital or acquired, of the heart and blood vessels (blood vessel). Among the most important are atherosclerosis, rheumatic heart disease, and vascular inflammation. Cardiovascular diseases are a …   Universalium