pēhanga kōhauhau
1. (noun) atmospheric pressure.
Rere ai te hau takiwā mai i ngā wāhi he kaha te pēhanga kōhauhau, ki ngā wāhi he māmā te pēhanga kōhauhau, ā, ma konei e hua ake ai te pupuhi o te hau (RP 2009:322). / Air flows from areas of high pressure to areas of loe pressure, giving rise to wind (RP 2009:322).