| a chattering or flighty, light-headed person. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| geophysics (jē'ō-fĭz'ĭks) Pronunciation Key
The scientific study of the physical characteristics of the Earth, including its hydrosphere and atmosphere, and of the Earth's relationship to the rest of the universe. |
The science devoted to the study of the physical properties and processes of geological phenomena, including fields such as meteorology, oceanography, and seismology.