adjective
definition
Of or pertaining to ground water; involving explosively rapid heating of ground water by magma.
Examples of phreatic in a Sentence
For example, you can easily see areas where there are vadose canyons or phreatic tubes.
At the bottom of the traverse a phreatic maze leads back to the junction.
The phreatic passages upstream were also looked at again but with no extra sections to add after the initial 1982 explorations.
A steeply ascending phreatic rift was gained heading north east to reach a point some 45m above the start of the climb.
However a large, muddy, phreatic tube leads back up out of the chamber.
A more or less complete dead phreatic streamway is now known to exist, paralleling the present vadose streamway.