What does "phreatic" mean?

Of or pertaining to ground water; (volcanology) involving explosively rapid heating of ground water by magma.

What is a synonym for "phreatic"?

Common synonyms include: groundwater related, steam driven, subsurface water, volcanic.

/fɹiˈæt.ɪk/ adj

adj ·Rare ·Advanced level

Adjective

1
Of or pertaining to ground water; (volcanology) involving explosively rapid heating of ground water by magma.
"1979 [McGraw-Hill], Jacob Bear, Hydraulics of Groundwater, 2007, Dover, page 76, Both ϕ and q vary from point to point within a phreatic aquifer."

Adjective

"1979 [McGraw-Hill], Jacob Bear, Hydraulics of Groundwater, 2007, Dover, page 76, Both ϕ and q vary from point to point within a phreatic aquifer."

From Ancient Greek stem of φρέαρ (phréar, “well, spring”).