— geophysical , adj. — geophysically , adv. — geophysicist , n.
/jee'oh fiz"iks/ , n. ( used with a sing. v. )
the branch of geology that deals with the physics of the earth and its atmosphere, including oceanography, seismology, volcanology, and geomagnetism.
[ 1885-90; GEO- + PHYSICS ]