- a circulation of winds around a central region of high atmospheric pressure, clockwise in the Northern Hemisphere, counterclockwise in the Southern Hemisphere.Compare , .
- meteorol a body of moving air of higher pressure than the surrounding air, in which the pressure decreases away from the centre. Winds circulate around the centre in a clockwise direction in the N hemisphere and anticlockwise in the S hemisphereAlso called: high
1863, coined by Francis Galton (1822-1911), English polymath, explorer, and meteorologist, from Anticyclonic.+ . Related:
- A large-scale system of winds that spiral outward around a region of high atmospheric pressure. In the Northern Hemisphere the wind in an anticyclone moves clockwise, and in the Southern Hemisphere it moves counterclockwise. Compare cyclone.