Dictionary: A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z

Phreatic zone

phreatic zone
A subsurface zone of soil or rock in which all pores and interstices are filled with fluid. Because of the weight of the overlying groundwater, the fluid pressure in the phreatic zone is greater than the atmospheric pressure. Compare vadose zone.


Read Also:

  • Phreatophyte

    [free-at-uh-fahyt] /friˈæt əˌfaɪt/ noun 1. a long-rooted plant that absorbs its water from the water table or the soil above it. /frɪˈætəfaɪt/ noun 1. a plant having very long roots that reach down to the water table or the layer above it phreatophyte (frē-āt’ə-fīt’) A deep-rooted plant that obtains water from a permanent ground supply […]

  • Phren

    1. variant of before a vowel: phrenic. 1. . 2. . phren- pref. Variant of phreno-. phrenology

  • Phrenalgia

    phrenalgia phre·nal·gi·a (frə-nāl’jē-ə, -jə) n.

  • Phrenemphraxis

    phrenemphraxis phren·em·phrax·is (frěn’ěm-frāk’sĭs) n. See phreniclasia.

Disclaimer: Phreatic zone definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.