TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

soil water pressure [1 record]

Record 1 1989-08-15

English

Subject field(s)
  • Hydrology and Hydrography
  • Soil Mechanics (Engineering)
DEF

The pressure (positive or negative), in relation to the external gas pressure on the soil water, to which a solution identical in composition with the soil water must be subjected in order to be in equilibrium through a porous permeable wall with the soil water. It may be identified with the matric potential....

French

Domaine(s)
  • Hydrologie et hydrographie
  • Mécanique des sols
DEF

Pression positive ou négative (tension), par rapport à la pression extérieure des gaz sur l'eau du sol, qu'il faut exercer sur une solution de même composition que l'eau du sol pour que la solution soit en équilibre avec l'eau du sol, à travers une membrane poreuse perméable. Elle peut correspondre au potentiel capillaire (de matrice) (...)

Spanish

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