- The process of advection (transfer of heat by horizontal motion) when cold air mass replaces a warm air mass.
Aviation dictionary. 2014.
Look at other dictionaries:
Cold water wake — in oceanography describes phenomenon of ocean cooling in the wake of a tropical cyclone passage. Cold wakes are caused by mixing of colder water below the warmer oceanic mixed layer and through upwelling, advection, and air sea fluxes. Cold wakes … Wikipedia
advection fog — Meteorol. fog caused by the movement of warm, moist air over a cold surface. [1940 45] * * * advection fog, a fog that occurs when a body of relatively warm, moist air moves over a cold surface: »Advection fogs often form in the Newfoundland… … Useful english dictionary
advection fog — A type of fog that results from air being cooled following its horizontal movement. This could result from either cold air passing across a warmer sea or water surface while mixing with warm air prevailing there, or the air becoming chilled by… … Aviation dictionary
advection — A method of heat transfer by horizontal movement of air or fluid. Unlike convection, where heat transfer takes place because of vertical movement, here the horizontal movement is the cause. When cold air comes into contact with warm ground or… … Aviation dictionary
advection fog — Meteorol. fog caused by the movement of warm, moist air over a cold surface. [1940 45] * * * … Universalium
climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… … Universalium
Omega equation — The omega equation is of great importance in meteorology and atmospheric physics. It is a partial differential equation for the vertical velocity, ω, which is defined as a Lagrangian rate of change of pressure with time, that is, . The equation… … Wikipedia
Weather map — A surface weather analysis for the United States on October 21, 2006. A weather map displays various meteorological features across a particular area at a particular point in time. Such maps have been in use since the mid 19th century and are… … Wikipedia
адвекция холодного воздуха — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN cold advection … Справочник технического переводчика
fog — fog1 fogless, adj. /fog, fawg/, n., v., fogged, fogging. n. 1. a cloudlike mass or layer of minute water droplets or ice crystals near the surface of the earth, appreciably reducing visibility. Cf. ice fog, mist, smog. 2. any darkened state of… … Universalium