warm front(redirected from warm fronts)
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Related to warm fronts: cold fronts, occluded fronts
Meteorol the boundary between a warm air mass and the cold air above which it is rising, at a less steep angle than at the cold front
warm front[′wȯrm ‚frənt]
Any nonoccluded front, or portion thereof, which moves in such a way that warmer air replaces colder air.