Meaning of Pacific high

Pacif'ic high'

Pronunciation: [key]
  1. a semipermanent, atmospheric, high-pressure system of the Pacific Ocean, centered, in the mean, about 1000 mi. (1600 km) northeast of Hawaii: one of the subtropical highs. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.