anticyclone


noun Meteorology.

  1. a circulation of winds around a central region of high atmospheric pressure, clockwise in the Northern Hemisphere, counterclockwise in the Southern Hemisphere.Compare cyclone(def 1), high(def 37).

noun

  1. 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
n.

1863, coined by Francis Galton (1822-1911), English polymath, explorer, and meteorologist, from anti- + cyclone. Related: Anticyclonic.

  1. 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.

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