polar front dans le dictionnaire Oxford-Hachette

Traductions de polar front dans le dictionnaire anglais»français

2. front (furthest forward part):

polar front dans le dictionnaire PONS

Traductions de polar front dans le dictionnaire anglais»français

anglais d'Amérique

Exemples monolingues (non-vérifiés par l'équipe de rédaction)

anglais
The polar front theory says that mid-latitude cyclones form on boundaries between warm and cold air.
en.wikipedia.org
One factor that contributes to the sharpness of the polar jet is the undercutting of sub-tropical airmasses by the more dense polar airmasses at the polar front.
en.wikipedia.org
Divergence occurs near surface level resulting in a return of the circulating air to the polar fronts where rising air currents can create extensive cloud cover and precipitation.
en.wikipedia.org
Upward currents of air along the polar fronts diverge at high tropospheric altitudes.
en.wikipedia.org
These extratropical convergence zones are occupied by the polar fronts where air masses of polar origin meet and clash with those of tropical or subtropical origin.
en.wikipedia.org
In the winter, the tropical anticyclones move south, allowing cold polar fronts to penetrate the region.
en.wikipedia.org
But even the coldest cold fronts aren't quite as forbidding this winter; the warm signal continues to dominate, taking the edge of some of those polar fronts.
www.startribune.com
These climates are in the polar front region in winter, and thus have moderate temperatures and changeable, rainy weather.
en.wikipedia.org
They surround the polar highs and lie in the wake of the polar front.
en.wikipedia.org
These lows produce a shorter fetch than polar fronts, however they can still generate heavy swells, since their slower movement increases the duration of a particular wind direction.
en.wikipedia.org

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